break down
- （机器或车辆）发生故障，出毛病，损坏;（使）（物质）分解;（讨论、关系或系统）失败，破裂，失灵;消除，破除（障碍或偏见）;拆除;捣毁;感情失控（痛哭起来）;将…分成若干部分
break downbreak down
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1
PHRASAL VERB （机器或车辆）出毛病，损坏
If a machine or a vehicle breaks down, it stops working.Their car broke down.
他们的车子出故障了。
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2
PHRASAL VERB （讨论、关系或系统）失败，破裂，失灵
If a discussion, relationship, or system breaks down, it fails because of a problem or disagreement.Talks with business leaders broke down last night...
昨晚与商界领导人的谈判破裂了。
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3
PHRASAL VERB 分解；将…分成若干部分
To break down something such as an idea or statement means to separate it into smaller parts in order to make it easier to understand or deal with.The report breaks down the results region by region...
报告将调查结果按地区分成若干部分。
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4
PHRASAL VERB-ERG （使）（物质）分解
When a substance breaks down or when something breaks it down, a biological or chemical process causes it to separate into the substances which make it up.Over time, the protein in the eggshell breaks down into its constituent amino acids...
时间久了，蛋壳中的蛋白质就会分解为其构成成分氨基酸。
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5
PHRASAL VERB 感情失控（痛哭起来）
If someone breaks down, they lose control of themselves and start crying.Because he was being so kind and concerned, I broke down and cried...
他如此体贴关心，令我忍不住失声痛哭。
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PHRASAL VERB 捣毁；拆除
If you break down a door or barrier, you hit it so hard that it falls to the ground.An unruly mob broke down police barricades and stormed the courtroom...
一伙暴徒捣毁了警察设置的路障冲进法庭。
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7
PHRASAL VERB 消除，破除（障碍或偏见）
To break down barriers or prejudices that separate people or restrict their freedom means to change people's attitudes so that the barriers or prejudices no longer exist.His early experience enabled him to break down barriers between Scottish Catholics and Protestants.
他早年的经历使他能够消除苏格兰天主教徒和新教徒之间的隔阂。
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See also:breakdown;broken-down
verb
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1
- collapse due to fatigue, an illness, or a sudden attack
- Synonym: collapse
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2
- separate (substances) into constituent elements or parts
- Synonym: decompose break up
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3
- stop operating or functioning
- The engine finally went
- The car died on the road
- The bus we travelled in broke down on the way to town
- The coffee maker broke
- The engine failed on the way to town
- her eyesight went after the accident
- Synonym: fail go bad give way die give out conk out go break
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4
- make a mathematical, chemical, or grammatical analysis of;break down into components or essential features
- analyze a specimen
- analyze a sentence
- analyze a chemical compound
- Synonym: analyze analyse dissect take apart
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5
- make ineffective
- Martin Luther King tried to break down racial discrimination
- Synonym: crush
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6
- cause to fall or collapse
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7
- lose control of one's emotions
- When she heard that she had not passed the exam, she lost it completely
- When her baby died, she snapped
- Synonym: lose it snap
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8
- fall apart
- the building crumbled after the explosion
- Negotiations broke down
- Synonym: crumble crumple tumble collapse
数据来源：WordNet
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Transmission lines easily break down because of long distance and regional climate conditions .
输电线路距离长，穿越的地域广阔，而且各地域的气候条件复杂多变，运行时容易发生故障。
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My car have break down .
我的车子发生故障了。
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Many people were expecting the peace talks would break down .
许多人预料和平谈判会破裂。
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Marriages usually break down as a result of the shortcomings of both partners
婚姻常因为配偶双方的缺点而破裂。
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She had been waiting for Simon to break down the barrier between them
她一直在等待西蒙打破他们之间的隔阂。
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His early experience enabled him to break down barriers between Scottish Catholics and Protestants .
他早年的经历使他能够消除苏格兰天主教徒和新教徒之间的隔阂。
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When marriages break down children are swept into the vortex of their parents ' embittered emotions .
当婚姻破裂时，孩子们也被卷进父母感情日益恶化的漩涡中。
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Your health will break down if you work too hard .
如果你过分辛劳，会把身体搞垮。
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Some washing powders break down proteins by chemical action .
有些洗衣粉能通过化学作用分解蛋白质。
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We 're trying to break down barriers between young people from both communities .
我们正试图消除两个不同社区的年轻人之间的隔阂。
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The teacher helped her break down her shyness .
老师帮助她克服她的害羞弱点。
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Other initiatives fail to break down the data , too .
其他举措也未能改善这一状况。
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One day we 'll see Venice break down .
总有一天，我们将会看到威尼斯土崩瓦解。
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If the food situation continues to worsen , entire nations will break down at an ever increasing rate .
如果粮食形势继续恶化，所有国家都将以前所未有的增速瘫痪。
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In spite of such temporary measures , soaring food prices and spreading hunger in many other countries are beginning to break down the social order .
尽管有这些临时举措，在许多其他国家，不断飙升的粮食价格和逐步蔓延的饥饿开始对其社会秩序造成破坏。
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Bertocchini agrees and hopes her team 's findings might one day help employ the enzyme to break down plastics in landfills ．
贝尔托基尼对此表示赞同，并希望她的研究小组此次发现有一天能帮助人们使用酶来分解垃圾填埋场里的塑料。
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Researchers in Spain and England recently found that the worms of the greater wax moth can break down polyethylene , which accounts for 40 % of plastics ．
西班牙和英国的研究人员最近发现,大蜡蛾的幼虫可以分解占塑料40%的聚乙烯。
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When the container is full , you can suck the refreshment out through the tube , and won 't have to break down the still every time you need a drink ．
当容器装满时,你可以通过管子把饮用水吸出来，而不必每次要喝水都把蒸馏器弄坏。
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Federica Bertocchini , co-author of the study , says the worms ' ability to break down their everyday food — beeswax — also allows them to break down plastic ．
这项研究的合著者费德丽卡·贝尔托基尼说,蠕虫分解日常食物的能力也就是蜂蜡的能力，可以让它们分解塑料。
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Jennifer DeBruyn , a microbiologist at the University of Tennessee , who was not involved in the study , says it is not surprising that such worms can break down polyethylene ．
田纳西大学的微生物学家詹妮弗·德布鲁恩（JenniferDeBruyn）没有参与这项研究,她说,这种蠕虫能分解聚乙烯并不奇怪。
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Why are many students so easy to break down ?
为什么很多学生会如此容易崩溃?
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They easily break down when they face difficulties .
他们遇到困难时容易崩溃。
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If my e-bike must break down today , it couldn 't be arranged in a better way .
如果我的电动自行车一定要在今天坏掉，那我没法把事情安排得更好了。
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They don 't break down easily in the environment .
它们在外界不容易分解。
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The technique uses a timer to break down work into intervals1 traditionally 25 minutes in length , separated by short breaks .
使用番茄工作法，就是用一个计时器把工作分为时间长度为25分钟的多个时段，每个时段之间作短暂休息。
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Fiber-rich foods like whole fruits break down slowly and travel farther through the digestive track , which triggers the release of satiety hormones8 that make us feel full .
而全果这类富含纤维的食物则会慢慢分解，在消化系统中停留更长时间，从而触发饱腹激素的释放，让我们感觉很饱。
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A fatberg is a congealed1 lump of fat , sanitary2 items , wet wipes , and similar items found in sewer3 systems , which do not break down like toilet paper .
肥球是在下水道系统中发现的凝结的脂肪块，卫生用品，湿纸巾等类似物品。这些物品无法像厕纸那样被分解。
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They were banned in the 1980s , but the chemicals take a long time to break down and can linger in the oceans , accumulating in the blubber of whales , dolphins and porpoises1 .
尽管在20世纪80年代，多氯联苯已被禁用，但这种化学物质需要很长时间才会分解，而且会滞留在海洋中，在鲸鱼、海豚和鼠海豚的鲸脂中积聚。
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Fifty-two times , I watched the police break down doors , chase people through houses or make an arrest of someone in their home . Fourteen times in this first year and a half , I watched the police punch , choke , kick , stomp19 on or beat young men after they had caught them .
我看到警察破门而入多达52次穿过很多屋子去追捕或者在某人家中将其逮捕我看到警察在逮捕这些年轻人之后又用极端暴力对待他们在这一年半时间中我一共看到14次
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Technique maintenance ; Control to break down ; System maintenance .
技术维护；掌握故障；系统维护。