| 单词 | necessary |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔COUNT/CALCULATE〕Once all the necessary calculations have been made the experiment can proceed. 一完成所有必需的计算，实验就能进行了。朗文写作活用〔DO/NOT DO〕These steps are necessary if the company is to succeed in the European market. 该公司要在欧洲市场取得成功，必须采取这些步骤。朗文写作活用〔DOCTOR〕The consultant told Jean that an operation was necessary to save her life. 顾问医生告诉琼，要挽救她的生命就必须动手术。朗文写作活用〔GET〕Upon receipt of a complaint, the department will investigate the problem and, if necessary, take appropriate measures. 收到投诉之后，该部门会对问题进行调查，并在必要的情况下采取适当的措施。朗文写作活用〔GTP〕A nucleotide composed of guanine, ribose, and three phosphate groups and necessary for the synthesis of RNA.三磷酸鸟苷：由鸟嘌呤、核酸和三组磷酸盐组成的核苷核酸，为合成核糖核酸的必备成分美国传统〔INCREASE〕Deal with any problems when necessary, so preventing a build-up of strain. 有必要时就处理一下问题，这样就能防止压力的积聚。朗文写作活用〔NEED/NECESSARY〕By 1870, larger ships and cargoes made it necessary to create a new port at Avonmouth. 到1870年，大轮船和大批的货物量使埃文河口有必要建立一个新的港口。朗文写作活用〔NEED/NECESSARY〕If necessary, we will have to employ some outside people to finish the job. 必要的话，我们得雇几个外面的人来完成这工作。朗文写作活用〔NEED/NECESSARY〕It's not necessary to spend a lot of money on clothes to look good. 花很多钱买衣服打扮自己是没有必要的。朗文写作活用〔Only rarely〕Only rarely is surgery necessary to treat this condition.只有在极个别情况下，才需要动手术治这种病。韦氏高阶〔PREPARE〕All the necessary groundwork for the advertising campaign has already been done. 广告宣传所有必需的前期工作都已完成。朗文写作活用〔SCHOOL/UNIVERSITY〕As children enter secondary school, parents often do not have the necessary knowledge to help with homework. 孩子进入中学以后，家长往往没有足够的知识辅导他们做家庭作业。朗文写作活用〔SO/THEREFORE〕Jewish weddings are both religious and civil. Therefore two official applications for marriage are necessary. 犹太人的婚礼包括宗教和世俗两种形式，所以必须有两份正式的结婚申请。朗文写作活用〔THICK〕Check to see how thick the insulation is in your attic, and add more if necessary. 检查一下你阁楼的隔热层有多厚，如有必要把它加厚一点。朗文写作活用〔VERY〕Don't call me unless it's absolutely necessary. 除非迫不得已，否则不要打电话给我。朗文写作活用〔WORK〕A considerable amount of work was necessary to establish even this basic framework. 即使是搭建这个基本的框架也需要花相当多的工夫。朗文写作活用〔absolutely〕Iron is absolutely necessary.铁是绝对必需的。英汉大词典〔accommodate〕We always try to accommodate (= help) our clients with financial assistance if necessary.必要时，我们总是尽力为客户提供财务上的帮助。剑桥高阶〔action〕We'll take whatever action is necessary.我们将采取任何必要措施。牛津搭配〔admission〕Reese, by his own admission , lacks the necessary experience.里斯自己也承认缺乏必要的经验。朗文当代〔advance〕No advance booking is necessary on most departures.大多数起程票无须预订。牛津高阶〔agreed〕They were (all) agreed that another meeting was necessary.他们都同意有必要再开一次会。文馨英汉〔alteration〕Some alterations to our original plans might be necessary.或许有必要对我们最初的计划作一些改动。剑桥高阶〔appreciate〕A sensitive mouth is necessary to appreciate good wine.要品尝好酒非有灵敏的味觉不可。英汉大词典〔approach〕He called in Secretary-General to make the necessary approaches to member states to support his country.他呼吁秘书长向成员国作必要的斡旋以支持他的国家。英汉大词典〔arrangement〕It may be necessary to make alternative arrangements.或许有必要作备选的安排。牛津搭配〔articulate〕To utter (a speech sound) by making the necessary movements of the speech organs.发音：通过使发音器官的必要运动发出（语音）美国传统〔as necessary〕She took the medicine only when absolutely necessary.只有万不得已时她才服药。韦氏高阶〔authorization〕We are willing to authorize the president to use force if necessary.我们愿意授权总统在必要的时候使用武力。柯林斯高阶〔baby-sat〕It will be necessary for someone to baby-sit the machine until it is running properly.某人必须修理机器直至它正常运转为止。(或：得找个人把机器修好。)21世纪英汉〔bare〕I just packed the bare essentials (= the most basic and necessary things).我只打包了最基本和最重要的必需品。剑桥高阶〔base〕He has managed to touch all the bases necessary, and trade goes on.他想方设法把所有必要的事情都处理妥当，生意也维持了下来。柯林斯高阶〔be〕She was to call before she left. You are to make the necessary changes.她打算在离开前打电话。你要做出必要的改变美国传统〔biogenic〕Necessary for the maintenance of life processes.维持生命过程所必需的美国传统〔booking〕No advance booking is necessary.无须提前订票。牛津高阶〔brainwash into〕The government is trying to brainwash the people into thinking that a war is necessary.政府在设法迫使人民相信战争是必要的。21世纪英汉〔break〕Sometimes it is necessary to break family ties in order to protect the child.有时候为了保护孩子必须切断他和家人的联系。朗文当代〔cane〕I have caned my son when necessary.我在必要的时候用藤条抽我儿子。外研社新世纪〔caution〕The climbers took the necessary cautions in preparing for the ascent.攀登者为准备上山采取必要的预防措施美国传统〔chromosome〕A circular strand of DNA in bacteria and cyanobacteria that contains the hereditary information necessary for cell life.染色体：细菌和含氰细菌中的环形DNA链，含有细胞生命必需的遗传信息美国传统〔classify〕It is necessary initially to classify the headaches into certain types.首先，必须将头痛分为几个类型。柯林斯高阶〔cog〕A subordinate member of an organization who performs necessary but usually minor or routine functions.从属地位的人或物：组织的从属组成部分，实行必要的但通常是次要的或常规的功能美国传统〔complementarity〕To improve the quality of life through work, two complementary strategies are necessary.想通过工作提高生活质量，需要两个相辅相成的策略。柯林斯高阶〔complementary〕To improve the quality of life through work, two complementary strategies are necessary.要通过工作提高生活质量, 必须有两个相辅相成的策略。外研社新世纪〔complement〕Political knowledge is a necessary complement to science in approaching solutions to these problems.在寻找解决这些问题的方法时，需要有政治知识作为对科学知识的补充。柯林斯高阶〔complicate〕I do not wish to complicate the task more than is necessary.我不想使这项任务不必要地复杂化。牛津高阶〔conclude〕It was concluded that the level of change necessary would be low.结论是需要作出的变更程度很低。牛津高阶〔dawning〕Now there is a dawning realisation that drastic action is necessary.现在人们开始意识到必须采取断然的行动。柯林斯高阶〔deem〕He says he would support the use of force if the UN deemed it necessary.他说如果联合国认为有必要使用武力，他将予以支持。柯林斯高阶〔deem〕The Commission will take as long as is deemed necessary to make its decision.委员会将用其认为必要长的时间来作出决定。麦克米伦高阶〔detail〕I don't want to go into any more detail than necessary.除非绝对必要，我不想多说细节问题。牛津搭配〔deviate〕From very early on he believed a military revolution was necessary and he has never deviated from that ideological path.他一早就认为军事革命是必要的，并且从未背离过这一思想路线。柯林斯高阶〔digestive gland〕A gland, such as the liver or pancreas, that secretes into the alimentary canal substances necessary for digestion.消化腺：一种腺，例如肝或胰腺，能分泌消化的必要物质进入消化道美国传统〔diminished capacity〕Lack of ability to achieve the state of mind necessary for the commission of a particular crime.减少的权力：缺少一种能力，以至不能对一种特殊的犯罪行为达到必要的精神状态美国传统〔disambiguate〕When necessary, the Greek spelling is disambiguated by an appended phonetic transcription.必要时,附注音标可以消除希腊文拼写的歧义。英汉大词典〔distributive〕Reorganization is necessary on the distributive side of this industry.就这个行业的配销方面来说，重组是必要的。柯林斯高阶〔dosage〕Each pill/tablet has the dosage necessary to reduce pain and swelling.每片药都含有镇痛和消肿所需的剂量。韦氏高阶〔economy〕She writes with a great economy of words(= using only the necessary words).她写作文字非常简炼。牛津高阶〔entry〕It has been necessary to restrict entry into the club.限制进俱乐部是必要的。牛津搭配〔epact〕The period of time necessary to bring the solar calendar into harmony with the lunar calendar.闰余：阳历一年间超过阴历的日数美国传统〔examine〕It is necessary to examine how the proposals can be carried out.有必要调查一下怎样才能实施这些方案。牛津高阶〔excavate〕It will not be necessary to excavate the tooth thoroughly.不需要把这颗牙齿全部掏空。外研社新世纪〔extra〕Something more than is usual or necessary.额外物：超出平常的或必要的东西美国传统〔extreme〕It is necessary to use extreme caution with chemicals.接触化学品必须极其小心。朗文当代〔fall back on〕When necessary, instinct is the most reliable resource you can fall back on.必要时, 最保险的办法就是凭直觉判断。外研社新世纪〔fall back on〕When necessary, instinct is the most reliable resource you can fall back on.必要时，最保险的办法就是凭直觉判断。柯林斯高阶〔fetish〕Something, such as a material object or a nonsexual part of the body, that arouses sexual desire and may become necessary for sexual gratification.恋物情结：一个物体或身体上能引起性欲并可能成为性满足必需物的非性部分美国传统〔fledge〕To grow the plumage necessary for flight.羽翼丰满：长齐飞行所必需的羽毛美国传统〔follow〕The government needs to follow through with some very necessary reforms.政府需要将有些非常必要的改革进行到底。麦克米伦高阶〔forceful〕The government has threatened to use more forceful measures if necessary.政府威胁说必要时将采取更强硬的措施。韦氏高阶〔furnish〕Students are furnished with all the necessary materials for the course.这门课程所需的材料都提供给了学生们。韦氏高阶〔gas〕It won't be necessary to give you gas for that bad tooth.拔你的那颗坏牙无需使用气体麻醉剂。英汉大词典〔gas〕It won't be necessary to give you gas for that bad tooth.拔你那颗坏牙无需使用笑气麻醉剂。文馨英汉〔generally〕It was generally accepted that force might be necessary.人们普遍认为可能有必要使用武力。外研社新世纪〔governance〕They believe that a fundamental change in the governance of Britain is the key to all other necessary changes.他们认为从根本上改变英国的统治方式是促成其他所有必要变革的关键所在。柯林斯高阶〔granted〕Granted that babies must be transported somehow, was it necessary to fill the pavement with pushchairs for their convenience?就算一定要用某种方式运送婴儿, 但是有必要为图方便就把婴儿车全挤在人行道上吗？外研社新世纪〔gut〕It is not always necessary to gut the fish prior to freezing.冷冻鱼之前并不总是需要先把内脏掏空。柯林斯高阶〔harm〕They could be in harm's way if military action becomes necessary.如果非采取军事行动不可的话，他们的处境会非常危险。柯林斯高阶〔historically〕This is not historically necessary.这不是历史的必然。英汉大词典〔hygiene〕Strict hygiene measures are necessary.严格的卫生措施是有必要的。外研社新世纪〔if〕Add a little more dressing if necessary.如有必要, 就再多加一点调料。外研社新世纪〔incriminate〕They are afraid of incriminating themselves and say no more than is necessary.他们害怕受到牵连, 所以一句话都不多说。外研社新世纪〔injection〕Daily insulin injections are necessary for some diabetics.有些糖尿病患者必须每日注射胰岛素。剑桥高阶〔institutionalization〕Institutionalization was necessary when his wife became both blind and violent.他妻子眼睛瞎了, 性子也变得狂暴起来, 这时有必要把她送入精神病院了。外研社新世纪〔institutionalization〕Institutionalization was necessary when his wife became both blind and violent.当他妻子失了明且行为变得粗暴时,不得不将她收治。柯林斯高阶〔instruction〕The police were under instruction to fire if necessary.警察得到指示，在必要的情况下可以开枪。朗文当代〔judgment call〕It's a judgment call whether it was even necessary to put this information out.甚至是否有必要公布这个信息都是个人凭自身判断作出的抉择。外研社新世纪〔knock〕I'm no woodworker, but I can knock a bookshelf together when necessary.我不是木匠,但必要时我能马马虎虎做成一只书架。英汉大词典〔knowledge〕An in-depth knowledge of accounting is not necessary as training will be given.深入详尽的会计知识并非是必需的，因为会提供培训。朗文当代〔minimalist〕Being or providing a bare minimum of what is necessary.最低必须限度的：只有或只提供必要的极少一部分的美国传统〔minimum〕A temperature of 121°C is regarded as the minimum necessary to achieve sterility.要做到无菌，温度起码得达到 121 摄氏度。牛津搭配〔modification〕It might be necessary to make a few slight modifications to the design.也许有必要对这个设计稍作几处修改。牛津高阶〔mutual〕Mutual respect is necessary for any partnership to work.互相尊重是任何一种伙伴关系能够成功所必须的。朗文当代〔name〕The name of the game was winning by any means necessary.采取一切必要手段获取胜利是根本目的。韦氏高阶〔necessary connection〕Higher prices are a necessary consequence of the company's new services.更高的价格是公司新增服务的必然结果。韦氏高阶〔necessary〕Falling profits made it necessary to restructure the business.利润下滑使公司有必要重组。朗文当代〔necessary〕If necessary, the airship can stay up there for days to keep out of danger.必要时，飞艇能在那里停留数天以躲避危险。柯林斯高阶〔necessary〕If necessary, the airship can stay up there for days.如有必要, 飞艇能在空中停留数日。外研社新世纪〔necessary〕If necessary, you can contact me at home.必要的话，你可以打电话到我家找我。牛津高阶〔necessary〕It may be necessary to buy a new cooker.可能有必要买件新炊具了。外研社新世纪〔necessary〕No further changes were considered necessary.没有必要作出进一步变动。朗文当代〔necessary〕The booklet provides all the necessary information about the college.这本小册子提供了关于那所学院的所有必要信息。朗文当代〔necessary〕We are here to give help and support when necessary.如有需要，我们随时提供帮助和支援。牛津搭配〔necessary〕We don't want to take any more luggage with us than is strictly necessary.除了必不可少的行李以外，我们不想带多余的东西。剑桥高阶〔necessitate〕To make necessary or unavoidable.使成为必需：使成为必然或不可避免美国传统〔need〕To be necessary.有必要美国传统〔nihilism〕The belief that destruction of existing political or social institutions is necessary for future improvement.无政府主义：认为对现存政治或社会组织的破坏是有利于未来改进的一种信念美国传统〔nourish〕To provide with food or other substances necessary for life and growth; feed.养育：为生命和成长提供必须的食物或其它物质；喂养美国传统〔ordered〕An objective set of rules which we all agree to accept is necessary for any ordered society.任何井然有序的社会都需要一套客观公正、为大家所接受的规则。柯林斯高阶〔otherwise〕It was necessary to discover the truth or otherwise of these statements.有必要查证这些说法是真是假。牛津高阶〔overstock〕To stock more of (something) than necessary or desirable.存（货）过多：储备的（货物）超过了必要的或理想的限度美国传统〔oxidation〕Carbon dioxide is a necessary result of the oxidation of carbon compounds.碳化合物氧化后必然会产生二氧化碳。外研社新世纪〔paperwork〕Have you done all the necessary paperwork for the sale? 你已经办妥出售需要的全部文件了吗？牛津搭配〔paperwork〕He filed the necessary paperwork to establish the club's business name.他提交了必要的文件，以确立俱乐部的商业名称。牛津搭配〔pare down〕It will be necessary to pare this budget down considerably.有必要大大地削减这笔预算。21世纪英汉〔parity〕The government was ready to let the pound sink to parity with the dollar if necessary.政府准备在必要的时候将英镑降到与美元平价。柯林斯高阶〔possess〕He possessed me of the necessary information.他使我掌握了必要的信息。英汉大词典〔post〕To make the necessary entries in (a ledger).记帐：将必要事项全部列入（总帐）美国传统〔precaution〕Condoms are a necessary precaution.避孕套是一种必要的预防措施。牛津搭配〔precaution〕Remember to use all necessary safety precautions.请记住，要采取所有必要的安全防范措施。牛津搭配〔prevent〕If necessary, add a little water to prevent sticking.有必要的话，加一点点水以免太黏。麦克米伦高阶〔previous〕No previous experience is necessary for this job.这一工作无需相关的经验。牛津高阶〔proceed〕It will be necessary to proceed with caution.小心进行是有必要的。牛津搭配〔qualification〕Academic qualifications (NOT qualification) are not necessary to do this job.做这项工作不需要什么学历。朗文当代〔qualification〕Responsibility and reliability are necessary qualifications.有责任感、值得信赖是必备的素质。柯林斯高阶〔rake ... up〕I don't think it necessary to rake up their old quarrels.我认为没有必要再提他们过去吵架的事。21世纪英汉〔rating〕Most countries try to preserve their international credit rating in order to secure necessary loans.大多数国家都努力维护国际信用等级以确保得到必要的贷款。牛津搭配〔reality〕Philosophy That which has necessary existence and not contingent existence.【哲学】 实在：绝对存在而非偶然存在的事物美国传统〔regard〕It is always necessary to have regard to the terms of the contract.记住合同条款总是必要的。牛津高阶〔regime〕It will be necessary to create a regime to monitor compliance with the agreements.有必要建立一个机制来监控协议的遵守情况。牛津搭配〔remedy〕We are prepared to do whatever is necessary to remedy the situation (matter).我们准备采取一切措施来改变局面(事态)。英汉大词典〔repeat〕It may be necessary to repeat the dose several times to effect a cure.为确保疗效，有必要多服几剂。牛津搭配〔repeat〕Repeat the process as often as necessary.根据需要尽可能多地重复这个过程。外研社新世纪〔resolve〕She resolved that, if necessary, she would remind her.她决定, 如果有必要, 她将提醒她。外研社新世纪〔revision〕A revision of the theory will be necessary.修正这个理论将是必要的。韦氏高阶〔run〕Electricity is necessary to run various machines.要开动各种机器，电是必要的东西。文馨英汉〔search〕She searched her desk for the necessary information.她在她的书桌内搜寻必要的信息。外研社新世纪〔self-defense〕Law The right to protect oneself against violence or threatened violence with whatever force or means are reasonably necessary.【法律】 正当防卫：使用任何必需的力量或方式保护自己免受暴力或暴力威胁的侵害的权利是合理必要的美国传统〔should〕It is not necessary that you should go there.你用不著到那里去。文馨英汉〔skill〕School helps children to master the skills necessary to live in our society.学校帮孩子们掌握社会生存所必需的技能。牛津搭配〔slow〕These adjectives mean taking more time than is usual or necessary.这些形容词的意思是花费的时间比正常的或所需的要多的。美国传统〔smash〕The country's government said it would do whatever was necessary to smash the rebellion.政府表示将采取一切必要行动来粉碎叛乱。剑桥高阶〔spark〕They are not afraid to tackle the issues or let the sparks fly when necessary.他们不怕应对这些问题，也不怕必要时来一番激烈的争论。柯林斯高阶〔spin-out〕The article examined the conditions that are necessary for creating successful spin-outs.这篇文章分析了成功的分拆公司的必需条件。剑桥高阶〔spook〕I can spook a letter for you, if necessary.如果有必要，我可以代你写封信的。21世纪英汉〔staging post〕Privatisation is a necessary staging post to an open market.私有化是通向公开市场的一个必要的预备阶段。柯林斯高阶〔stand by〕British and American warships are standing by to evacuate their citizens if necessary.英国和美国的战舰已准备好在必要时将本国公民撤离出去。柯林斯高阶〔stand by〕My brother had gotten the upper hand in their fight, but I was kept standing by if necessary.我弟弟在这场打斗中已占了上风，可我做好了随时冲上去的准备。21世纪英汉〔stature〕If the school continues to gain in stature, it will attract the necessary financial support.如果学校能继续提高声誉，将会吸引到必要的资金支持。剑桥高阶〔step〕We shall take all necessary steps to prevent public disorder.我们将采取一切必要的措施防止公共秩序出现混乱。牛津搭配〔substantive〕The report concluded that no substantive changes were necessary.报告的结论是，无须作任何重大变更。牛津高阶〔such〕Her condition deteriorated to such an extent that a blood transfusion was considered necessary.她的病情恶化到了需要考虑输血的地步了。朗文当代〔sufficiently〕Discipline is a necessary, but certainly not a sufficient condition for learning to take place.纪律是有必要的，但绝对不是保证学习成效的充分条件。柯林斯高阶〔supernumerary〕One that is in excess of the regular, necessary, or usual number.多余的人或物：多余的人（或物）美国传统〔supply〕The company supplied us with the necessary money.这家公司为我们提供了必要的资金。韦氏高阶〔thinly〕It may be necessary to thin the sauce slightly.可能有必要将酱汁稍稍稀释一下。柯林斯高阶〔trot out〕Was it really necessary to trot out the same old stereotypes about Ireland?真的有必要一再搬出关于爱尔兰的那套老看法吗？外研社新世纪〔turn in〕He seems to be making all the arrangements necessary so that he can continue trafficking in drugs when he turns himself in… 他似乎正在做好各种必要安排，以便他自首后还能继续贩毒。柯林斯高阶〔unable〕They are somehow unable to make the choices necessary.他们不知何故无法作出必要的选择。牛津搭配〔unessential〕Not necessary or important; dispensable.非必要的或非重要的；非必需的美国传统〔unit〕Medicine The quantity of a vaccine, serum, drug, or other agent necessary to produce a specific effect.【医学】 剂量：需要产生特定效应的疫苗、浆液、药物或其他剂的量美国传统〔visit〕If necessary the patient can then visit his doctor for further advice.如有必要, 患者可以去看医生进一步咨询。外研社新世纪〔ward off〕Urgent action is necessary to ward off the threat of starvation.有必要采取紧急行动以免出现饥荒的威胁。外研社新世纪〔writ of error〕A writ commissioning an appellate court to review the proceedings of another court and correct the judgment given if deemed necessary.调阅案卷令，再审令：一种委任令，处理上诉的法院复查另一个法院的审判过程，并且如果认为有必要还要纠正判决美国传统〔yield〕Further action may be necessary if the leaders do not yield to diplomatic pressure .如果领导人不屈服于外交压力，就可能有必要采取进一步的行动。朗文当代A subtle approach is necessary, because Philip does not like being criticized.有必要使用比较含蓄的方法，因为菲力普不喜欢被人批评。剑桥国际Daily insulin injections are necessary for some diabetics.每日注射胰岛素对有些糖尿病患者是必要的。剑桥国际Gemma is set (= has made the necessary preparations) to go to college in September.吉马已经为九月份上大学作好了准备。剑桥国际He argued forcefully that stricter laws were necessary to deal with the problem.他有理有据地认为，要解决那个问题必须采用更加严格的法律。剑桥国际He defended the strictures on freedom of expression as a necessary evil during a period of tremendous political instability.他为限制言论自由进行辩护，认为这是在政治不稳定时期不可能避免的坏事。剑桥国际He lacks the necessary skills for the job.他缺乏这项工作必要的技能。剑桥国际Honest agitators are necessary to the solution of some social problem. 诚实的鼓动者对解决某些社会问题是必要的。译典通I am determined to take whatever action is necessary to rectify the situation.我决心采取一切必要的行动来扭转形势。剑桥国际I didn't get the job because I didn't have the necessary specialist skills (= detailed knowledge).我没得到这份工作，因为我没有足够的专业技能。剑桥国际I don't have much time so I won't be staying any longer than necessary.我时间不多，所以若非必要不会呆很久。剑桥国际I don't want to work all weekend, but needs must (= it is necessary, so I will).我不想整个周末工作，但我又不得不工作。剑桥国际I think he regards work as a necessary evil.我想他把工作作为包袱。剑桥国际If the school continues to gain in stature then it will attract the necessary resources and support.如果这学校的名声继续增长的话，它会吸引必要的资源和支持。剑桥国际If there are only five of us going to the concert, then I've booked one too many seats (= one more than the necessary number).如果只有5个人去听音乐会，那我就多订了一张票。剑桥国际In spite of its denials, the company is wholly responsible for the accident, and we are prepared to litigate if necessary.尽管该公司否认，但它对该事故负有全部责任，如有必要，我们准备起诉。剑桥国际It is highly necessary to work out an emergency package. 制定一整套应急措施是非常必要的。译典通Please complete the appropriate parts of this form (=the parts that are right or necessary for your particular situation) and return it as soon as possible.请填写表格中应填的部分，并尽快交回。剑桥国际Some reforms to the system will be necessary.对该制度进行一些改革是有必要的。剑桥国际Sometimes it is necessary to trim those policies. 有时需要改变原先制定的那些政策。译典通The Chancellor made it clear that he would not hesitate to devalue the currency if it became necessary.财政大臣讲得很清楚，如果必要，他会毫不犹疑地让通货贬值。剑桥国际The president has said that she will not shrink from increasing taxes if such a move were to become necessary.总统声称如果有必要采取增加税收的行动，她不会退缩。剑桥国际The president has said that the country will not shirk the use of military force, should it be necessary.总统声称如果必要的话，国家将不会避免使用武力。剑桥国际The ten essential amino acids which are necessary for growth cannot be made by the human body but must be supplied by food or drugs.机体生长所必需的10种主要氨基酸不能由人体自身产生，而必须由食物或药品提供。剑桥国际There are various ploys we can use if necessary.必要的话，我们可以用各种手法。剑桥国际This technique is applicable to a wide variety of crops, but some modifications may be necessary to accommodate the peculiarities of each type.该项技术对许多种作物都有用，但有必要根据每种作物各自的特点作一些必要的变化。剑桥国际To sell the tickets it is usually necessary to circularize local organizations.通常要卖掉票就需要给当地的组织分发通知。剑桥国际We allow ￡75 a week housekeeping (= money for buying food and other things necessary for keeping a house), and spend the rest on clothes and entertainment.我们每个星期拿出75英镑作为家务开支，多余的则花在服装和娱乐上。剑桥国际We are duty bound (= It is necessary for us) to justify how we spend our funds.我们有责任证明，我们有正当的理由使用基金。剑桥国际We are still looking for someone who combines all the necessary qualities.我们仍在寻找具有所有必备才能的人选。牛津商务We can get plenty more people to help if necessary.需要的话，我们还可以叫更多的人来帮忙。剑桥国际We must do everything necessary to overthrow this evil dictator.我们必须全力以付，推翻这个邪恶的独裁者。剑桥国际We'd planned to hold a meeting to discuss the company's financial position, but events have overtaken us (= things have changed), and it won't now be necessary.我们本来打算召开一个会议，讨论一下公司的财政处境，但是情况发生了变化，现在已经不必了。剑桥国际We've put together a pack which contains all the necessary information.我们整理出一套包括所有必要信息的资料。牛津商务With often disastrous consequences, some writers have considered the bottle as necessary as the pen.有些作家将酒看作是同笔一样的必需品,后果往往不堪设想。剑桥国际You can use these reference books, if necessary. 如果必要，你可用这些参考书。译典通 |
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