| 单词 | thirty |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔-trimmed〕The driver was a trim young woman of perhaps thirty.司机是个大约 30 岁的身材苗条的年轻女子。柯林斯高阶〔ABOUT/APPROXIMATELY〕There must be thirty people or so in the class. 班上肯定有三十人左右。朗文写作活用〔ALWAYS〕Henry did the same thing, day in and day out, for over thirty years. 亨利三十多年来日复一日地干同一个工作。朗文写作活用〔BORROW〕It took my parents nearly thirty years to pay off their mortgage. 我父母用了将近30年的时间才还清抵押借款。朗文写作活用〔BRAVE/NOT BRAVE〕After a courageous struggle against cancer, Garcia died at the age of thirty. 加西亚与癌症进行了一番顽强的搏斗后，于30岁时去世。朗文写作活用〔CONTINUE〕He stayed with the company for over thirty years. 他在那家公司待了三十多年。朗文写作活用〔CONTINUE〕The discussion lasted for no more than thirty minutes. 讨论进行了不到30分钟。朗文写作活用〔DIE〕Thirty years later, on her deathbed, she confessed to the crime. 30年后，她在临终之际承认犯了那罪行。朗文写作活用〔FAT〕After thirty years, Teddy looked just the same, only a little fatter. 30年以后特迪看上去还是这个样，只是胖了些。朗文写作活用〔FED UP〕After thirty years, MacMillan had had enough of management. 30年之后，麦克米伦对管理工作已深感腻烦。朗文写作活用〔GNP〕By 1973 the government deficit equalled thirty per cent of GNP.到1973年, 政府财政赤字相当于国民生产总值的30%。外研社新世纪〔GNP〕By 1973 the government deficit equalled thirty per cent of GNP.到1973年，政府财政赤字相当于国民生产总值的30%。柯林斯高阶〔HURRY〕You'll have to step on it if you're going to be there by eleven thirty. 如果你想在11点半以前到达那儿就得开快点。朗文写作活用〔ILLNESS/DISEASE〕It is estimated that over thirty million people are now infected with the virus. 据估计有三千多万人现已受到这种病毒的感染。朗文写作活用〔INCREASE〕In those thirty years, San Francisco doubled in size. 在那30年里，圣弗朗西斯科的面积扩大了一倍。朗文写作活用〔LOUD〕The hall resounded with the din of thirty children scraping violins, banging drums and singing loudly. 礼堂里闹哄哄的，三十个孩子有的在咝咝啦啦地拉着小提琴，有的在嘭嘭地打着鼓，有的在放声高歌。朗文写作活用〔PROBLEM〕You would be the only woman on a staff of over thirty men, which could create problems. 员工中有三十多名男性，你是唯一一名女性，这可能引起麻烦。朗文写作活用〔PROVIDE/SUPPLY〕He served the community for over thirty years as a head teacher. 他担任校长，为社区服务了三十多年。朗文写作活用〔PURPOSE〕Thirty percent of the lottery ticket sales was supposed to go to education. 彩票销售额的30%应该用于教育。朗文写作活用〔SAD〕Mr and Mrs Dudley were heartbroken at having to leave the home where they had lived for thirty years. 达德利夫妇因为要搬出他们居住了30年的家，感到伤心不已。朗文写作活用〔SEND〕The beacon sends out a beam of light every thirty seconds. 灯塔每隔30秒就发出一柱亮光。朗文写作活用〔SPEND MONEY OR TIME|花钱/时间〕When I'm preparing for a tournament I put in thirty or forty hours of training a week. 我在准备锦标赛的时候，一个星期要花30到40个小时来训练。朗文写作活用〔SPOIL〕Lord Edwards is retiring after an unblemished career that has lasted thirty years. 爱德华兹伯爵经过30年清白的工作生涯，现在要退休了。朗文写作活用〔STRIKE〕Since the miners’ strike, thirty of the mines in the area have been closed. 自从矿工罢工，这个地区有30个矿井被关闭。朗文写作活用〔Tilly〕Flemish field marshal during the Thirty Years' War.蒂利：三十年战争中佛兰芒人的陆军元帅美国传统〔VOTE〕Research has shown that thirty percent of the electorate have still not decided how they will vote. 研究显示30%的选民还没有决定如何投票。朗文写作活用〔above〕There are above thirty members.有30多名成员。英汉大词典〔ample〕Thirty dollars will be ample for the purpose.有30块钱尽够用了。英汉大词典〔association〕The association between the two companies stretches back thirty years.这两家公司的往来可以追溯到30年前。柯林斯高阶〔be over〕The number of workers in each group must not be over thirty.每组的工人人数不得超过30人。21世纪英汉〔be pushing〕Helen wouldn't like people to think so,but she's pushing thirty.海伦年近30岁，可是她并不希望人们这么认为。21世纪英汉〔be under〕The skirt was under thirty dollars.这条裙子价钱不到30美元。21世纪英汉〔become〕As she reached the age of thirty she became convinced she would remain single all her life.步入而立之年时，她确信自己会独身一辈子。柯林斯高阶〔be〕It's two thirty.现在是两点三十。牛津高阶〔binge〕Thirty seven per cent of ecstasy users had binged on the drug, using it for 48 hours continuously.37%的摇头丸服用者毫无节制, 会在48小时内连续服食。外研社新世纪〔bucket〕The old car bucketed along at about thirty.那辆旧车以30公里左右的时速行驶。21世纪英汉〔build〕He's described as around thirty years old, six feet tall and of medium build.他被描述成一个30岁左右、6英尺高、中等身材的人。柯林斯高阶〔burst〕Thirty masked men burst into the school.30个戴面具的人闯入学校。英汉大词典〔bush〕They walked through the dense Mozambican bush for thirty six hours.他们花了36个小时穿过茂密的莫桑比克丛林。柯林斯高阶〔business〕The company has been in business for over thirty years.公司开业已三十多年了。朗文当代〔cent〕A cup of rice which cost thirty cents a few weeks ago is now being sold for up to one dollar.几个星期前卖30美分一杯的米饭，如今卖到1美元。柯林斯高阶〔championship〕Over thirty children will compete in the swimming championships.30 多个孩子将参加游泳锦标赛的角逐。牛津搭配〔clergy〕Thirty clergy were present.有30位牧师在场。英汉大词典〔cloister〕He has cloistered himself in a monastery for more than thirty years.他隐居于修道院中已三十余年。21世纪英汉〔colony〕On the eve of the Revolution, the colonies produced thirty thousand tons of crude iron a year.独立战争前夕，北美十三州每年生产3万吨生铁。柯林斯高阶〔could〕I don't know his age. He could be thirty or thirty-five.我不知道他的年龄。他可能30或35岁。英汉大词典〔crash〕In thirty years of driving she had never had a crash.她开车 30 年从没撞过车。牛津搭配〔credit〕He had five books to his credit before he was thirty.他在30岁以前就已完成了5部著作。英汉大词典〔day〕That was a good thirty years ago if it was a day.那至少是整整30年以前的事了。英汉大词典〔dead〕The war is thirty years dead.战争已经过去30年了。英汉大词典〔detach〕The officer detached thirty men to guard the railway station.军官派遣30个士兵去守卫火车站。英汉大词典〔direct〕He had directed at least thirty pictures.他至少已导演了30部影片。英汉大词典〔displace〕In Europe alone thirty million people were displaced.仅在欧洲就有3,000万人被迫背井离乡。柯林斯高阶〔dot〕The company has more than thirty branches dotted around Spain.公司有30多家分公司遍布在西班牙各地。麦克米伦高阶〔drive〕It's a thirty mile drive.有三十英里的车程。外研社新世纪〔dryness〕Gujurat has been a totally dry state for the past thirty years.在过去的 30 年里古吉拉特一直是完全禁酒的一个州。柯林斯高阶〔early〕The Smartts arrived thirty minutes early.斯马特一家人提前半个小时抵达了。外研社新世纪〔fire〕Thirty people died in a fire in downtown Chicago.三十人死于芝加哥市区的一场火灾。朗文当代〔flog〕I knew exactly how difficult it is flogging through thirty problems a day without assistance.我知道在无人帮助的情况下一天解出三十道题有多难。外研社新世纪〔fuse〕He set the fuse to thirty minutes.他将引爆时间定为 30 分钟。牛津搭配〔going〕Thirty dollars an hour is the going rate for a math tutor.数学家教的现行收费是三十美元一小时。朗文当代〔go〕Six goes into thirty five times.6除30得5。文馨英汉〔grey〕She was completely grey by the age of thirty.她 30 岁就满头白发了。牛津搭配〔guarantee〕Window frames carry a thirty year guarantee against rot or decay.窗框保证30年不会腐烂或老化。麦克米伦高阶〔guess〕If I might hazard a guess, I'd say she was about thirty.让我来猜的话，我说她大约三十岁。牛津高阶〔haste〕As Simon was under orders to make haste, some days they covered thirty miles.西蒙接到命令要求抓紧行动，有些日子他们一走就是30英里。柯林斯高阶〔husband〕They lived together as husband and wife for over thirty years.他们夫妇共同生活了 30 多年。牛津搭配〔incline〕The shaft inclines almost thirty degrees.这根轴几乎偏斜30度。英汉大词典〔ironic〕It's ironic that her husband smoked for thirty years, and yet she's the one who died of lung cancer.具有讽刺意味的是，她丈夫吸烟三十年，而死于肺癌的却是她。朗文当代〔last〕Thirty pounds usually lasted him about a week.30英镑通常够他用一个星期左右。麦克米伦高阶〔leave〕Thirty years managing manufacturing industries left him with experience.经营制造业30年使他积累了经验。英汉大词典〔lie〕He lived a lie for thirty years, 'married' to two women.他坑蒙拐骗地生活了 30 年，同两个女人“结婚”。牛津搭配〔like〕The machinery alone will cost something like thirty thousand pounds.单是机器就要花费大约三万英镑。朗文当代〔line〕Our company has thirty lines.我们公司有三十条电话线。文馨英汉〔literature〕Canadian literature written over the past thirty years 过去 30 年创作的加拿大文学作品牛津搭配〔look〕Thirty years ago, kids would have looked on such music with contempt.30年前，孩子们对这类音乐不屑一顾。麦克米伦高阶〔loop〕The tape runs in a continuous loop lasting thirty minutes.这磁带可一圈一圈地连续转 30 分钟。牛津搭配〔magistrate〕Magistrates banned him from driving for thirty days.地方治安法官判令他 30 天禁止驾驶。牛津搭配〔make〕The ship was making thirty knots.这艘船正以每小时30海里的速度航行。英汉大词典〔malnourished〕About thirty per cent of the country's children were malnourished.这个国家大约有百分之三十的儿童营养不良。外研社新世纪〔malnourished〕About thirty percent of the country's children were malnourished.这个国家约有30%的儿童营养不良。柯林斯高阶〔manned〕In thirty years from now the United States should have a manned spacecraft on Mars.未来30年内，美国有可能会把载人航天器送上火星。柯林斯高阶〔man〕He had served the company man and boy for thirty five years.他从年少时就为这家公司服务, 已经35年了。外研社新世纪〔maybe〕He looked like he was thirty, maybe thirty-five years old.他看上去有三十岁，也许三十五岁。朗文当代〔mindlessly〕I was annoyed with myself for having so quickly and mindlessly lost thirty dollars.我恨自己怎么会这么快就傻乎乎地损失了30美元。柯林斯高阶〔momentum〕The runner's momentum carried him more than thirty feet over the finish line.冲力把赛跑运动员带过终点线30多英尺。英汉大词典〔nigh〕I've lived here nigh upon thirty years.我在这里已住了将近30年之久。英汉大词典〔ninety〕We spent thirty dollars and had ninety left.我们花了三十美元，还剩九十美元。韦氏高阶〔northbound〕Traffic was already very congested by six thirty this morning, particularly on the M1 northbound.今早6点30分时道路已经拥塞严重，尤其是M1号高速公路北行方向。柯林斯高阶〔no〕Yesterday no fewer than thirty climbers reached the summit.昨天至少30名攀登者登上了顶峰。外研社新世纪〔no〕Yesterday no fewer than thirty climbers reached the summit.昨天至少30名攀登者登上了顶峰。柯林斯高阶〔of〕Lynn earns a salary of thirty thousand pounds a year.林恩的年薪是3万英镑。麦克米伦高阶〔old〕At thirty years old, he was already earning £40 000 a year.他三十岁时已拿到 4 万英镑的年薪了。牛津高阶〔oven〕Put the onions and ginger in the oven and let them roast for thirty minutes.将洋葱和姜放进烤箱烘烤30分钟。外研社新世纪〔over〕I paid the bill and have thirty pounds over.我付了账以后还剩下30英镑。 英汉大词典〔page〕The story is thirty pages long.这个故事有 30 页长。牛津搭配〔part〕They were hardly ever parted in thirty years of marriage.在三十年的婚姻生活中，他们几乎从没有分开过。朗文当代〔pay〕The job will pay thirty dollars a day.那件工作将日付三十美元。文馨英汉〔peak〕Temperatures have peaked at over thirty degrees Celsius.温度已经超过30摄氏度, 达到了最高点。外研社新世纪〔per cent〕Sales increased thirty per cent compared to last year.和去年相比销售量提高了30%。麦克米伦高阶〔placard〕Thirty or forty people were holding up placards and chanting.三四十人举着小牌子在反复喊口号。外研社新世纪〔plunge〕He plunged thirty feet into the gulley.他栽下了30英尺深的溪谷。外研社新世纪〔present〕Thirty guests were present at the ceremony.有三十位客人出席这次典礼美国传统〔pummel〕He trapped Conn in a corner and pummeled him ferociously for thirty seconds.他将康恩逼进一个角落，用拳头暴打了他半分钟。柯林斯高阶〔put ... down〕You can buy this house by putting 10% down and paying the rest over thirty years,at interest.你可以先付10%的钱买下这栋房子，其余的钱可以分30年加利息付还。21世纪英汉〔radius〕He indicated a semicircle with a radius of about thirty miles.他标示出了一个半径大约为30英里的半圆形。外研社新世纪〔radius〕He indicated a semicircle with a radius of about thirty miles.他标示出了一个半径大约为30英里的半圆形。柯林斯高阶〔rag〕She was about thirty, ten years older than the youngsters ragging her.她三十岁左右, 比那些拿她开涮的年轻人大十岁。外研社新世纪〔raid〕They were arrested early this morning after a raid on a house by thirty armed police.三十名武装警察对一座房子进行了突击搜查, 他们于清晨被捕了。外研社新世纪〔raid〕They were arrested early this morning after a raid on a house by thirty armed police.今天早上30名武装警察突击搜查一所房子后将他们逮捕。柯林斯高阶〔ration〕Motorists will be rationed to thirty litres of petrol a month.汽车司机每月的油量将限定为30升。柯林斯高阶〔reappear〕Thirty seconds later she reappeared and beckoned them forward.30秒后她又出现了，示意他们往前来。柯林斯高阶〔reappear〕Thirty seconds later she reappeared.三十秒后她再次出现了。外研社新世纪〔reassemble〕We shall reassemble in the car park in thirty minutes.我们30分钟后在停车场再碰面。柯林斯高阶〔recipe〕This recipe makes about thirty cookies.根据这一食谱可做出大约 30 块曲奇饼。牛津搭配〔reckon without〕There were thirty students present,reckoning without the girlstudents.不算女生，有三十个学生出席。21世纪英汉〔register〕She calls the register for her class of thirty 12 year olds.她按照花名册上的名单对她班上30个12岁大的孩子进行点名。柯林斯高阶〔remedial〕Thirty percent of the new students need remedial classes/courses in math.百分之三十的新生需要补习数学。韦氏高阶〔render〕The plays of Shakespeare have been rendered into more than thirty languages.莎士比亚的戏剧已译成三十多种文字。21世纪英汉〔reservation〕I've made you a dinner reservation for seven thirty.我已给你在餐馆订好7:30的晚饭座席。英汉大词典〔service〕There is a train service every thirty minutes.每隔半小时有一班列车。英汉大词典〔shall〕I shall be thirty years old next week.下星期我就三十岁了。文馨英汉〔should〕She's over thirty, I should think.我想她过了三十岁了。文馨英汉〔sign〕It's a real sign of the times: thirty small businesses face financial ruin this month.这是这个时代的真实写照：本月 30 家小企业面临破产。牛津搭配〔slaughter〕Thirty four people were slaughtered while queuing up to cast their votes.有 34 人在排队投票时遭到残杀。柯林斯高阶〔slow〕We slowed our speed to thirty miles an hour.我们把速度降低至每小时30英里。外研社新世纪〔specifically〕We've been married now for over thirty years, specifically since 1972.我们现在结婚已经30多年了，确切说是1972年结婚的。麦克米伦高阶〔state〕Thirty states have passed similar legislation.30 个州已经通过了类似的法案。牛津搭配〔step〕He stepped up the magnification of the telescope to thirty.他把望远镜的放大倍数提高到30倍。英汉大词典〔step〕Now when you step off, take a full pace of thirty inches. 你们在齐步走时,走30英寸的全步。英汉大词典〔strike〕He was struck down by cancer at the age of thirty.他三十岁那年被癌症夺去了性命。牛津高阶〔string〕By the time he was thirty he owned a string of restaurants.他30岁时拥有了几家连锁餐厅。外研社新世纪〔string〕The villages were strung along the river for some thirty miles.那些村庄沿河排开, 绵延了大约30英里。外研社新世纪〔study〕I know that you've been studying chimpanzees for thirty years now.我知道你研究黑猩猩至今已有30年了。柯林斯高阶〔take〕Music takes up thirty percent of the broadcasting programmes.音乐占广播节目的30%。英汉大词典〔theatre〕She's been working in the theatre over thirty years.她从事戏剧工作已有三十余载。朗文当代〔think〕She thinks nothing of walking thirty miles a day.她认为一天步行三十英里不足为奇。牛津高阶〔thirty〕Thirty of the passengers were led to safety.有30名乘客被带到安全地带。外研社新世纪〔thirty〕She was driving at thirty.她车速30码。外研社新世纪〔thirty〕She's well over thirty.她三十好几岁了。外研社新世纪〔time〕By this time, he was nearly thirty.这时他将近30岁了。外研社新世纪〔trial〕Thirty police officers were brought to trial.三十名警察被送交法庭审理。朗文当代〔twelve〕We played thirty games and we lost twelve.我们打了30场比赛, 输了12场。外研社新世纪〔typically〕Tickets for these events will typically cost around thirty dollars.这种活动的票价通常在30美元左右。剑桥高阶〔under〕He had thirty men under him.他手下有30人。21世纪英汉〔vanish〕Near the end of Devonian times, thirty percent of all animal life vanished.在泥盆纪末期，30％的动物物种都灭绝了。柯林斯高阶〔vessel〕The vessel finally entered port after thirty days at sea.经过 30 天的海上旅程，这艘船终于驶入港口。牛津搭配〔virgin〕She remained a virgin until she was over thirty.她三十多岁了还是处女之身。剑桥高阶〔wear〕Time is wearing on. He'll soon be thirty years old.光阴荏苒,他马上就要30岁了。 英汉大词典〔wide〕The bay is about thirty miles long and five to six miles wide.这个海湾约30英里长,5至6英里宽。英汉大词典〔zero〕That night the mercury fell to thirty degrees below zero.那天晚上温度计显示气温降到了零下30度。柯林斯高阶Thirty people, including six UK nationals, were killed in yesterday's plane crash in the Himalayas.三十个人，包括六个英国人，在昨天的喜马拉雅山空难中丧生。剑桥国际Thirty per cent of our sales are dollar denominated.我们百分之三十的销售额是以美元计价的。牛津商务Thirty years after the fire he is still haunted by images of death and destruction.火灾之后的三十年，他依然被死亡和毁灭的景像所困扰。剑桥国际About thirty students were involved in the rooftop protests.大约30名学生参与了屋顶抗议 。剑桥国际After thirty minutes the challengers were leading (their opponents) by two goals.三十分钟后挑战者们领先对手两球。剑桥国际After thirty years as a judge, her reflections on/about life and justice were well worth listening to.她做了三十年的法官，她对生活和司法的认识是很值得好好倾听的。剑桥国际After living in a metropolis for thirty years, he decided to rusticate in his old age. 在大都市住了三十年之后，他决定老了要去农村生活。译典通After waiting thirty minutes for a bus he was really brassed off.等了三十分钟公共汽车后他真的不耐烦了。剑桥国际Apart from you and me/You and me apart, I don't think there was anyone there under thirty.除了你我二人，我想那儿当时没有谁是不到30岁的。剑桥国际Applicants for the job must be thirty and under. 申请这一工作的人年龄须在三十以下。译典通He didn't have a girlfriend until he was thirty.他到30岁才有女朋友。剑桥国际He must be about sixty, whereas his wife looks about thirty.他一定60岁左右，而他的妻子看上去30岁左右。剑桥国际He told her, prophetically, that she wouldn't be a success until she was thirty.他预言似地对她说，她不到30岁不会成功。剑桥国际He was in the RAF for thirty years.他在皇家空军供职三十年。剑桥国际He was old enough to be her father -- she looked about thirty to his sixty.他老得可以当她的爸爸----她看上去30岁，而他有60岁。剑桥国际He'd gambled away most of his inheritance by the time he was thirty.他到三十岁时已赌输掉了他继承的大部分遗产。剑桥国际He's thirty now, it's time that he started behaving (himself).他如今已30岁了，该是规矩行事的时候了。剑桥国际Her mother, who couldn't have been much more than thirty, looked old and careworn.她母亲三十刚出头，看上去又老又忧虑重重。剑桥国际His career was a series of spectacular peaks and dismal troughs that spanned thirty years.他的事业是由跨过了三十年的一系列引人注目的高峰和凄凉的低谷组成的。剑桥国际His first novel was phenomenally successful -- it was translated into over thirty languages.他的第一部小说极其成功，被译为30 多种语言。剑桥国际I think there'll be about thirty (people) at the evening reception.我想晚宴上将有三十人左右。剑桥国际I've been in this job for thirty years, and I've picked up a good deal of expertise along the way (=during this time).我干这项工作已经30年了，在这段时间里我积累了大量专门技术。剑桥国际In the future, it may be possible to fly across the Atlantic in about thirty minutes.将来的某一天，人们或许只用30分钟就能飞越大西洋。剑桥国际My grandmother charred for the same family for thirty years.我的祖母给同一家庭做杂务活长达三十年。剑桥国际Oh dear, you mean you were/came thirtieth out of thirty.天哪，你的意思是说你是三十个人中的第三十名。剑桥国际Our boss stepped down after thirty years with the company. 我们的老板在这家公司工作了三十年后退休了。译典通Rachel bought yet another pair of shoes to add to the thirty pairs she already owns.雷切尔又买了一双鞋，在她已经拥有的30双上又加了一双。剑桥国际She has starred in some thirty films. 她主演过大约三十部影片。译典通She holds 100 British Telecom shares and thirty shares in British Gas.她拥有100股英国电信股票和30股英国天然气股票。剑桥国际She remained a virgin till she was over thirty.她到了三十岁还是个处女。剑桥国际She was caught without a ticket and fined thirty pounds on the spot.她由于没有票子而被捉住了，并立即罚款30英镑。剑桥国际She's almost thirty.她几乎30岁了。剑桥国际She's an oddity, my mother --I still don't feel I know her even after thirty years.我妈妈是个怪 人----即使是30年后我仍然感到不了解她。剑桥国际The company has failed to achieve last year's sales projections by thirty percent.这家公司未能达到去年的销售预测，还差百分之三十。剑桥国际The difference in temperature between the day and the night there is thirty degrees. 那里白天与黑夜的温差是三十度。译典通The expedition was made up of ten professional climbers and thirty porters from local villages.探险队由10 个职业登山家和30 个本地村庄的脚夫组成。剑桥国际The farthest landmark visible is about thirty kilometres away.能看见的最远的路标在30公里之外。剑桥国际The generation who were teenagers thirty years ago are now senior business people and politicians. 30 年前的青少年一代 现在已是资深商界人士和政治家了。剑桥国际The officer detached thirty men to guard the railroad station. 那位军官派了三十名士兵去守火车站。译典通The total is thirty pounds, less the five pounds deposit that you've paid.总共30英镑，已扣除你付过的5英镑定金。剑桥国际The water is some twenty to thirty metres beneath the ground.这水位于地下约20到30米处的地方。剑桥国际The wedding will be a low-key affair, with fewer than thirty people.婚礼将悄然进行，只有不到30人参加。剑桥国际There must have been thirty to thirty-five (= a number between 30 and 35) people there.那儿肯定有30到35个人。剑桥国际To have accomplished all that by the age of thirty is quite remarkable.在30岁之前就已经实现了这一切是很不寻常的。剑桥国际Twenty or thirty monkeys were huddled along the thick branches. 二、三十只猴子挤在粗大的树枝上。译典通Twenty or thirty of these pills would be a lethal dose (= enough to kill you). 20/30 粒这样的药丸是致死的剂量。剑桥国际We set a (time) limit of thirty minutes for the test.我们限定考试的时间为30分钟。剑桥国际We've invited thirty people to our party.我们邀请了三十个人参加晚会。剑桥国际We've known Albert for thirty years and he's become one of the family (= he's become very close to us and is like a member of the family).我们认识艾伯特已经有30年了，他已成为我们家庭中的一员。剑桥国际 |
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