| 单词 | landed |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔ARRIVE〕Despite severe weather conditions, the Boeing 727 landed as scheduled. 尽管天气恶劣，那架波音727还是按时着陆了。朗文写作活用〔CATCH〕As soon as the plane landed, the men were taken into custody by waiting FBI agents. 飞机一降落，那几名男子就被等候着的联邦调查局探员拘留。朗文写作活用〔EXACT/NOT EXACT〕He landed bang in the middle of the roof, and it collapsed. 他刚好落在屋顶的正中央，屋顶就塌了。朗文写作活用〔HARM〕Fortunately the knife missed me and landed harmlessly on the floor. 幸好小刀没有扎在我身上，而是安全地落到了地板上。朗文写作活用〔Junker〕A member of the Prussian landed aristocracy, a class formerly associated with political reaction and militarism.容克：普鲁士贵族地主中的成员，先前与政治上的极端保守主义和军国主义联系在一起的阶级美国传统〔LOUD〕The noise was ear-splitting as grenades landed all around us. 手榴弹落在我们身边，那声音震耳欲聋。朗文写作活用〔MONEY〕Annabelle stopped getting welfare benefits when her husband landed a minimum-wage job. 安娜贝勒的丈夫找到一份最低工资的工作后，她就领不到失业救济金了。朗文写作活用〔PERSUADE〕Archeologists found convincing proof that the Vikings had landed in North America. 考古学家发现了维京人在北美洲登陆的有力证据。朗文写作活用〔PROBLEM〕The shuttle landed without a hitch at Edwards Air Force Base. 航天飞机在爱德华兹空军基地顺利着陆。朗文写作活用〔SOUND〕A suitcase toppled off the top of the wardrobe and landed on the floor with a thump. 一个旅行箱从衣橱上面翻下来，砰的一声落到地板上。朗文写作活用〔WAR〕In 1941, Margaret E. Ray escaped war-torn France and landed in New York. 1941年，玛格丽特·E.蕾逃离了饱受战争蹂躏的法国，来到纽约。朗文写作活用〔adjacent〕The planes landed on adjacent runways.这些飞机在毗连的跑道上降落。牛津高阶〔airborne〕The allies landed thousands of airborne troops.盟军空投了数千人的空降部队。柯林斯高阶〔airstrip〕We landed at a tiny airstrip in the middle of the jungle.我们在丛林中的一条狭小的简易跑道上降落。剑桥高阶〔alien〕Do you genuinely believe that space aliens have landed on our planet? 你真的相信外星人来过我们的星球吗？牛津搭配〔arrow〕Robin Hood asked to be buried where his arrow landed.罗宾汉让人们把他安葬在他的箭落下的位置。剑桥高阶〔author〕Then he opened a restaurant, authored a book, and landed his own radio show.后来他开了个餐馆，写了本书，还制作了自己的广播剧。柯林斯高阶〔bang〕The balloon went bang when it landed on the bush.气球落在灌木丛中时发出砰的一声。剑桥高阶〔be up yourself〕She's so up herself since she landed this new job, it's unbearable.自从她找到新工作之后，她就自觉高人一等，真让人受不了。剑桥高阶〔behind〕The plane landed seven minutes behind schedule.飞机晚点7分钟着陆。外研社新世纪〔between〕Between them they landed the fish.他们一起把鱼拖上岸来。英汉大词典〔blow〕He landed a blow on Hill's nose.他对着希尔的鼻子来了一拳。牛津高阶〔blow〕I caught/got him with a heavy blow in the third round. = I landed a heavy blow on him in the third round.在第三个回合中，我重重地给了他一拳。韦氏高阶〔blow〕She landed a nasty blow on his nose.她狠狠地给了他鼻子一拳。牛津搭配〔boot〕She gave the ball a boot, and it landed on the other side of the field.她用力一踢，球落到了球场的另一边。韦氏高阶〔catch〕Eyemouth and Burnmouth boats landed big catches of cod and haddock.埃茅斯和伯恩茅斯的渔船捕获了大量的鳕鱼和黑线鳕。外研社新世纪〔clearing〕A helicopter landed in a clearing in the dense jungle.一架直升机降落在茂密丛林中的一片空地上。柯林斯高阶〔clearing〕A helicopter landed in a clearing in the dense jungle.一架直升机降落在茂密丛林里的一块空地上。外研社新世纪〔college〕After graduating (from) college, I landed a job in marketing.我大学毕业后找到一份市场营销工作。牛津搭配〔count〕The fight ended when Mendoza landed a hard right to the chin of Palacios, who went down for a count of eight.门多萨朝帕拉西奥斯的下巴猛地一记右手拳将其打倒在地，在数点八下后这场拳击比赛结束了。柯林斯高阶〔craft〕The craft landed safely despite engine trouble.尽管引擎出了故障，飞机还是安全着陆了。韦氏高阶〔craft〕The troops are reported to have advanced nearly four miles since they were landed from naval craft on Sunday evening.据报告, 部队自周日晚离开海军舰艇登陆之后, 已经前进了将近4英里。外研社新世纪〔crash〕The vase landed on the floor with a crash.花瓶砰的一声掉在了地板上。剑桥高阶〔dash〕When the plane landed, the man made a dash for it.飞机一落地, 这名男子就试图逃跑。外研社新世纪〔demesne〕An extensive piece of landed property; an estate.地产：一大片土地资产；地产美国传统〔dirt〕He landed hard on the packed dirt.他重重地落在紧实的土上。牛津搭配〔drop〕The ball landed on the roof and then dropped back to the ground.那球落在屋顶上,接着又掉回地面。英汉大词典〔dry〕The single-engine plane landed at a dry lake in western Arizona.这架单引擎飞机在亚利桑那州西部一个干涸的湖泊上着陆。外研社新世纪〔estate〕A landed property, usually of considerable size.土地拥有权：拥有土地的权力，通常指大片土地美国传统〔fall on your feet〕He lost his job but landed on his feet when he was hired by another company just a few days later.他丢掉了工作，可没几天就被另一家公司聘用了，安然摆脱了困境。韦氏高阶〔foot〕He landed feet first.他落地时双脚先着地。牛津高阶〔foot〕I guess this is my dream job and I've landed on my feet.我想这就是我梦寐以求的工作, 我是撞上大运了。外研社新世纪〔foul〕He struck at a high inside pitch that landed foul.他击出一个高内角球, 结果打球出界。外研社新世纪〔gallop〕He landed on his feet and his pony galloped off, unharmed.他翻身下马、毫发无损, 他的小马疾驰而去。外研社新世纪〔halt〕The engine note changed as the aircraft landed, taxied and halted.发动机的声音随着飞机着陆、滑行和停下一直在变化。柯林斯高阶〔heap〕Chrissy landed in a heap at the bottom of the stairs.克丽茜跌到楼梯底部，一动不动。麦克米伦高阶〔immigration〕We landed at Heathrow and went through customs and immigration.我们在希思罗机场降落，之后办理了海关和移民入境检查手续。牛津搭配〔incident〕The plane landed without incident.飞机安全着陆。朗文当代〔jar〕Martin landed on his shoulder and jarred his neck.马丁肩部着地, 震到了脖子。外研社新世纪〔jerk back〕As the blow landed on his chin, the man's head jerked back and he tottered drunkenly backwards.这个人下巴上吃了一拳, 把他打得脑袋猛地往后一歪, 像醉汉一样向后踉跄。外研社新世纪〔jump〕He jumped the stream and landed running.他跳过了小溪, 落地时跑了几步。外研社新世纪〔land on〕The general landed on the scout for his not carefully observing the enemy situation.将军责骂那个侦察兵没有仔细观察敌情。21世纪英汉〔land sb in sth〕He landed himself in deep/hot water (= in a very difficult or unpleasant situation) by lying to the tax office about his earnings.他因向税务部门谎报收入而惹上了大麻烦。剑桥高阶〔land up〕By steady effort, she landed up as a famous scholar.经过不懈的努力，她最终成了一位著名学者。21世纪英汉〔land up〕Half of those who went east seem to have landed up in southern India.前往东方的人似乎有半数到了印度南部。柯林斯高阶〔land up〕Half of those who went east seem to have landed up in southern India.那些朝东去的人, 似乎有一半最终到了印度南部。外研社新世纪〔land up〕They landed up the pond to build a chicken farm.他们把池塘填没，建一个养鸡场。21世纪英汉〔land up〕We landed up at the Las Vegas Bar at about 6.30.我们六点半左右来到了拉斯维加斯酒馆。外研社新世纪〔land with〕I always get landed with the washing-up.洗碗碟的事总是落在我头上。韦氏高阶〔land with〕You landed us with that awful Victor.你把可怕的维克多推给了我们。外研社新世纪〔landed〕He belonged to the landed aristocracy.他属于拥有土地的贵族阶层。麦克米伦高阶〔land〕A book fell from the shelf and landed on my head.一本书从架子上掉下来，砸在我的头上。21世纪英汉〔land〕A couple of bombs landed quite near to the village.几颗炸弹落在离村子很近的地方。朗文当代〔land〕A large branch landed on the hood of my car.一根巨大的树枝掉落到我汽车的引擎盖上。朗文当代〔land〕At noon the plane landed at the local airport.中午时分,飞机在当地机场降落。英汉大词典〔land〕De Leon landed a punch on the Italian's mouth after the end of the eleventh round.11个回合过后，德莱昂一拳击在那个意大利人的嘴巴上。柯林斯高阶〔land〕Dean's really landed me in it by saying that I didn't mind helping.迪安说我会乐意帮忙，这可真让我为难。麦克米伦高阶〔land〕Farther down the stream he landed a trout.他顺着小溪再往下游去，捕到了一条鳟鱼。韦氏高阶〔land〕Geoff landed me in it by saying I should have checked that the door was locked.杰夫说我本该检查一下门是否锁好，这使我惹上了麻烦。朗文当代〔land〕He landed a blow on the Italian's chin.他一拳打在那个意大利人的下巴上。外研社新世纪〔land〕He landed a huge salmon.他钓到了一条很大的鲑鱼。剑桥高阶〔land〕He landed a job with a law firm.他在律师事务所谋得了一份工作。朗文当代〔land〕He landed a punch on Jackson's nose.他往杰克逊的鼻子上打了一拳。麦克米伦高阶〔land〕He landed in a psychiatric ward.他落到被关进精神病房的地步。外研社新世纪〔land〕He landed in a psychiatric ward.他被关进了精神病房。柯林斯高阶〔land〕He landed me a punch on the mouth [in the face].他在我的嘴[脸]上打了一拳。文馨英汉〔land〕He landed up in Paris.他抵达巴黎。英汉大词典〔land〕He landed up in a ditch after he lost control of his car.他开车失控，栽进了沟里。牛津高阶〔land〕He fell off the ladder and landed on his head [back].他由梯子上跌落，以头部[背部]著地。文馨英汉〔land〕He tensed himself for the jump and landed expertly on the other side.他绷紧身体起跳，熟练地落在另一边。牛津搭配〔land〕He's been lucky. He's landed on his feet a few times when by rights he shouldn't have.他果真幸运, 好几次差点儿出事, 最后却都平安无事。外研社新世纪〔land〕His expertise soon landed him a good job.他的专长不久就使他获得一份好工作。文馨英汉〔land〕His eyes landed on me.他的目光落在我身上。英汉大词典〔land〕His flair with hair soon landed him a part-time job at his local barbers.他的美发天赋令他很快在当地一家发廊找到一份兼职工作。柯林斯高阶〔land〕His mood darkened as each new report landed in front of him.随着每份新报告的送达,他的心绪越来越阴沉。英汉大词典〔land〕I landed in hospital with my old back injury.我因背部旧伤住院。英汉大词典〔land〕I landed up with five broken ribs.我最后落得五根肋骨骨折。朗文当代〔land〕I could not see where the ball landed.我看不见球掉哪儿了。韦氏高阶〔land〕I fell and landed heavily at the bottom of the stairs.我从楼梯上摔了下去，重重地摔在下面。牛津高阶〔land〕In 1969, the first men landed on the moon.1969 年，人类首次登上月球。朗文当代〔land〕It was raining heavily at the airport when we landed.我们在机场降落时天正下着倾盆大雨。韦氏高阶〔land〕Now you've really landed me in it!(= got me into trouble) 你这可把我坑苦了！牛津高阶〔land〕One angler landed fish of 10 lb and 9 lb on the same day.一名钓鱼者在同一天分别钓上来一条10磅和一条9磅的鱼。外研社新世纪〔land〕Public or private landed property; real estate.地产：公众的或私人的地产；不动产美国传统〔land〕She landed a punch on his chin.她对着他的下巴揍了一拳。牛津高阶〔land〕She landed the lead part in the play.她获得了在剧中扮演主角的机会。韦氏高阶〔land〕She landed up in hospital with a broken leg.她断了一条腿住进了医院。麦克米伦高阶〔land〕She fell and landed heavily on her back.她摔了下去，仰面重重地落在地上。牛津搭配〔land〕She fell and landed heavily on the floor.她掉了下来，重重地摔在地上。朗文当代〔land〕She was arrested and landed in court.她被逮捕并送上了法庭。牛津高阶〔land〕She's just landed herself a company directorship.她刚在一家公司谋到一个主管的职位。牛津高阶〔land〕The aeroplane landed us at the airport in Barcelona.飞机把我们降落在巴塞罗那机场。21世纪英汉〔land〕The airliner landed amidst the drizzling rain.这架客机在蒙蒙细雨中降落。21世纪英汉〔land〕The allegations attracted a lot of attention when they landed on the Drudge Report site in the morning.这一指控今天早上出现在掘奇密报网站，受到了很大关注。剑桥高阶〔land〕The bird landed gracefully on the water.鸟儿优雅地飞落在水面上。朗文当代〔land〕The bird landed in a tree.鸟儿落在一棵树上。韦氏高阶〔land〕The bird landed on my finger.鸟儿落在我的手指上。剑桥高阶〔land〕The boat landed its cargo close to the beach.船在海滩附近卸货。韦氏高阶〔land〕The cat fell from the tree but landed on its feet.那只猫从树上摔下来，但安全落地。韦氏高阶〔land〕The channel has been partly landed up.航道已部分淤塞。英汉大词典〔land〕The child landed half a dozen trout.这孩子钓到了6尾鳟鱼。英汉大词典〔land〕The coin landed squarely between his feet.硬币正好落在他的两脚之间。牛津搭配〔land〕The crew finally landed the plane on its belly on the soft part of the runway.机组人员终于使飞机腹部在跑道土质松软的部分着地。柯林斯高阶〔land〕The firm has just landed a big contract.该公司刚获得一份大合同。文馨英汉〔land〕The plane landed on the runway.飞机降落在跑道上。韦氏高阶〔land〕The plane landed safely.飞机安全着陆了。牛津高阶〔land〕The salesman landed the order.销售员揽得了这份订单。韦氏高阶〔land〕The ship landed at the pier on Saturday.船在星期六靠码头。英汉大词典〔land〕The skater landed all her jumps.滑冰者每次起跳均成功落地。韦氏高阶〔land〕The troops were landed by helicopter.部队从直升机上下来。朗文当代〔land〕The whole family landed on my doorstep for the weekend.全家人到了我的家门口，要在我这儿过周末。麦克米伦高阶〔land〕They landed at the theatre too late.他们到达剧院太迟了。英汉大词典〔land〕This is not the first time his exploits have landed him in trouble.这已经不是他第一次因自己的冒险行为而惹上麻烦了。柯林斯高阶〔land〕We landed at the cinema so late that we missed the beginning of the film.我们到电影院太晚了，没有看到电影的开头。21世纪英汉〔land〕We landed up in a bar at 3 am.凌晨 3 点钟我们终于到了一家酒吧。朗文当代〔land〕We travelled around for a while and landed up in Seattle.我们到处旅游了一段时间，最后抵达西雅图。牛津高阶〔latifundio〕A large landed estate in Spain or Latin America.大领土，广大耕地：在西班牙或拉丁美洲拥有的大片土地美国传统〔latifundium〕A great landed estate, especially of the ancient Romans.大庄园：大庄园，尤指古罗马人的美国传统〔leap〕She took a flying leap and landed on the other side of the stream.她一个飞跃跳到小溪的对面。牛津高阶〔manor〕A landed estate.领地美国传统〔marine〕The marines have landed.海军陆战队登陆了。韦氏高阶〔mid-air〕The car turned over in mid-air and landed on its roof.汽车在半空中翻了过来，车顶向下着地。麦克米伦高阶〔mightily〕I was mightily relieved when the plane landed safely.飞机安全着陆时我大大地松了一口气。麦克米伦高阶〔mouthful〕She landed on her face, getting a mouthful of sand.她脸朝下摔倒在地，弄得满口是沙子。牛津搭配〔on the dot〕The plane landed at two o'clock on the dot.飞机两点钟准时降落。剑桥高阶〔osmosis〕The 19th century was marked by an osmosis between business and the landed aristocracy.19世纪的特点是商界和地主贵族的互相同化。外研社新世纪〔pace out〕Colin paced out the length of the field in which he had landed to ensure that he could fly safely out of it.科林步测了他所降落的田地的长度以确保他能平安飞离。外研社新世纪〔pace out〕Nash saw Colin pace out the length of the field in which he had landed to ensure that he could fly safely out of it.纳什看见科林步测了他着陆场地的长度，以确保自己能够安全飞离。柯林斯高阶〔parachute〕U.N. troops could be landed by helicopter or even by parachute.联合国部队可以乘直升机着陆, 甚至可以伞降。外研社新世纪〔parachute〕UN troops could be landed by helicopter or even by parachute.联合国部队可以乘直升机着陆，甚至可以伞降。柯林斯高阶〔periodic sentence〕Despite heavy winds and nearly impenetrable ground fog, the plane landed safely.尽管有强风和无法看透的地雾，飞机安全着陆美国传统〔pick〕He picked a fight with a waiter and landed in jail.他找碴儿跟服务生打了一架，最后进了监狱。柯林斯高阶〔pitch〕Her shot landed short of the green and pitched into a bunker.她打出的这一球未到达球穴区，弹进了沙坑。韦氏高阶〔plop〕The rock landed in the water with a plop.石块扑通一声落入水中。韦氏高阶〔plumb〕The match landed plumb in the middle of the ashtray.那根火柴正好落在烟灰缸的当中。英汉大词典〔plum〕He landed a plum role in a TV mini-series.他在一部电视微型系列剧中得到一个很不错的角色。朗文当代〔plunk〕The dart landed plunk in the centre of the target.羽镖正中靶心。英汉大词典〔point〕The knife landed with its point sticking into the floor.刀落地时刀尖刺入了地面。剑桥高阶〔praedial〕Relating to, containing, or possessing land; landed.土地的：与土地有关的，包含土地的或拥有土地的；土地的美国传统〔punch〕Aluko landed a knockout punch.阿卢科猛的一拳，将对方击倒。牛津搭配〔punch〕The punch landed on his nose.这一拳打在了他的鼻子上。外研社新世纪〔reel〕He reeled back when the heavy blow landed on his head.他的头受此重重一击，使他向后打了个趔趄。21世纪英汉〔refuel〕The airplane landed to refuel.飞机着陆添加燃料。韦氏高阶〔relief〕Relief flooded through me as the plane landed safely.飞机安全着陆时我顿时放松了。牛津搭配〔right side out〕The CD fell and landed right side up/down.*CD掉了下去，正面朝上/下落在地上。韦氏高阶〔role〕She has just landed the lead role in The Young Vic's latest production.她刚刚获得在小维克剧院上演的最新作品中出演女主角的机会。柯林斯高阶〔rustle〕With a rustle of wings the bird landed on the window ledge.小鸟沙沙地扇着翅膀落在窗沿上。牛津搭配〔scream〕A spider landed on her pillow and she screamed.一只蜘蛛爬上了她的枕头，她惊叫起来。剑桥高阶〔seat〕He fell over and landed on his seat.他倒了下去, 摔了个屁股蹲儿。外研社新世纪〔sea〕They landed in an area called the Sea of Tranquillity.他们那次着陆在一片叫做“宁静海”的地域。外研社新世纪〔serious〕The new tax regulations have landed some of the smaller companies in serious trouble.新的纳税规定使一些较小的公司陷入了严重的困境。剑桥高阶〔single-〕The single-engine plane landed in western Arizona.那架单引擎飞机在亚利桑那州西部着陆。柯林斯高阶〔smack〕The book landed with a smack.书啪的一声掉下来。朗文当代〔softly〕The ball landed softly in the grass.球轻轻地落在草地上。韦氏高阶〔splash〕The ball landed in the water near him, causing a small splash of seawater on his shoulder.球在他附近落水, 海水溅起一阵小水花, 打在他肩上。外研社新世纪〔splat〕The egg landed on my cheek with a splat.鸡蛋啪嚓一声打在我脸颊上。柯林斯高阶〔splat〕The egg landed on the floor with a splat.鸡蛋啪嗒一声落在地板上。英汉大词典〔spring〕With one spring the cat landed on my desk.那只猫一跃就跳到我的书桌上。文馨英汉〔stiffen up〕My elbow was starting to stiffen up where I'd landed on it.我用胳膊肘支撑着自己, 结果着力的地方就开始变得僵硬起来。外研社新世纪〔stow away〕He stowed away on a ferry and landed in Liverpool.他逃票乘渡轮, 在利物浦登了岸。外研社新世纪〔surfboat〕A strong, seaworthy boat that can be launched or landed in heavy surf.冲浪艇：用于激浪区的一种坚固的经得起风浪的船美国传统〔take off〕They took off and landed safely.他们起飞和着陆都很安全。韦氏高阶〔target〕The missile veered way off target and landed in the sea.导弹严重偏离目标，落到了海里。牛津搭配〔tush〕I slipped on the ice and landed right on my tush! 我在冰上滑了一跤，一屁股坐在了地上！剑桥高阶〔upside down〕The car landed upside down in a ditch.汽车翻倒在沟里。麦克米伦高阶〔wide〕His shot was wide and landed in the rough.他这一杆球未入洞，落在了长草区。韦氏高阶〔wide〕The shot landed wide.这一杆球未入洞。韦氏高阶Alan's gone off on holiday and I've been landed with the job of sorting out his mistakes.阿伦度假去了，而我不得不替他去弥补他捅下的漏子。剑桥国际As the burning plane landed, the terrified passengers scrambled for the door (= tried to reach the door quickly).当起火的飞机降落时，受惊的乘客争着向舱门口跑去。剑桥国际Elaine has just landed an editorial job with a top fashion magazine.伊莱恩刚获得一家顶级时装杂志的编辑工作。剑桥国际He landed a huge salmon.他钓到一条大鲑鱼。剑桥国际He landed a job in a large American corporation. 他在一家美国大公司谋得一职。译典通He gave the ball a good boot and it landed at the far side of the field.他狠狠踢了球一脚，球远远地落在球场的另一边。剑桥国际I landed a big trout. 我钓了一条大鳟鱼。译典通I hope I haven't landed you in trouble with your boss.我希望我不至于使你受到你老板的训斥。剑桥国际If his punch had landed/If he'd landed (with) his punch (= If he had hit me), I'd have been knocked out.如果他一拳打着我，我早已被击倒了。剑桥国际My ball landed in the rough.我的球落在了深草区。剑桥国际She landed a top job at Microsoft.她在微软谋到一个高职位。牛津商务She belongs to one of the oldest landed families in England.她属于英格兰一个最古老的乡绅家庭。剑桥国际She hit the ball as hard as she could and it landed in her neighbour's garden.她用尽全力把球打出去，结果球落在邻居的花园里。剑桥国际The landed cost/price of oil has risen by 30% in the last year.去年石油的卸岸成本／价格上涨了 30%。牛津商务The ball carried high into the air and landed the other side of the fence.球飞得很高，落在了栅栏的另一边。剑桥国际The children settled their argument about whose turn it was by the flip of a coin (=they made it turn several times in the air to see which side it landed on).孩子们通过掷硬币解决该轮到谁的争吵。剑桥国际The company has landed a €350 million contract to construct the rail line.这家公司已获得一份建造铁路的 3.5 亿欧元的合同。牛津商务The demonstration outside the embassy landed some of the protesters in jail overnight.在大使馆外示威使一些抗议者被拘留了一夜。剑桥国际The drain has been landed up. 阴沟已淤塞。译典通The fishermen's blockade is intended to prevent cheap foreign imports of fish being landed at the port.渔民封锁是为了阻止廉价的国外进口鱼在港口上岸。剑桥国际The report first landed on my desk this morning.报告今天早上先送到了我桌上。剑桥国际The ship landed the goods at New York. 这船将货卸在纽约。译典通We landed at Port Said in the early evening.我们在黄昏时乘船抵达塞德港。剑桥国际 |
| 随便看 |
英汉汉英翻译词典包含1679246条英汉翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习及翻译工作的有利工具。