break down

1. PHRASAL VERB （机器或车辆）出毛病，损坏
   If a machine or a vehicle breaks down, it stops working.
   1. Their car broke down.
      他们的车子出故障了。
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.
   1. Talks with business leaders broke down last night...
      昨晚与商界领导人的谈判破裂了。
   2. Paola's marriage broke down.
      葆拉的婚姻破裂了。
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.
   1. 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。
   2. These rules tell us how a sentence is broken down into phrases.
      这些规则告诉我们一个句子是怎样分解成若干短语的。
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.
   1. 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。
   2. The oil is attacked by naturally occurring microbes which break it down.
      原油受到了自然产生的分解油类物质的微生物的侵蚀。
5. PHRASAL VERB 感情失控（痛哭起来）
   If someone breaks down, they lose control of themselves and start crying.
   1. 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。
   2. The young woman broke down in tears.
      这名年轻妇人痛哭流涕。
6. 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.
   1. 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。
   2. Firemen were called after his father failed to break the door down.
      他的父亲没能把门砸开，后来就把消防员叫来了。
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.
   1. 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。
8. See also: breakdown broken-down

1. 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。
2. Their car broke down.
   他们的车子出故障了。
3. Talks with business leaders broke down last night
   昨晚与商界领导人的谈判破裂了。
4. Paola's marriage broke down.
   葆拉的婚姻破裂了。
5. 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。
6. These rules tell us how a sentence is broken down into phrases.
   这些规则告诉我们一个句子是怎样分解成若干短语的。
7. 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。
8. The oil is attacked by naturally occurring microbes which break it down.
   原油受到了自然产生的分解油类物质的微生物的侵蚀。
9. 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。
10. The young woman broke down in tears.
    这名年轻妇人痛哭流涕。
11. 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。
12. Firemen were called after his father failed to break the door down.
    他的父亲没能把门砸开，后来就把消防员叫来了。
13. 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。
14. 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。
15. 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。
16. 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。
17. Your health will break down if you work too hard.
    如果你过分辛劳，会把身体搞垮。
18. 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。
19. The teacher helped her break down her shyness.
    老师帮助她克服她的害羞弱点。
20. Figures 2 and 3 break down the infrastructure of Web 2.0.
    图2和图3对Web2.0的基础设施进行了分解。
21. Let's break down the example and see what the aspect is doing.
    让我们分解示例并研究Aspect做了什么。
22. I'll break down the door!
    我要把门撞开了！
23. I'd probably break down and cry.
    我很可能会崩溃而哭泣。
24. The systems on the planet have to break down and change in order to start new.
    行星上系统已经崩溃和为了开始新的变化。
25. If I go to the funeral, I'll break down.
    如果我去参加葬礼，我会失声痛哭的。
26. He loses his way, furthermore, his car break down.
    他迷了路，而且汽车坏了。
27. But let's go through these three possibilities and break down the advantages and disadvantages.
    但是让经过这三个可能性和打破利弊。
28. I'm gonna break down!
    我要崩溃了！
29. Today, I feel my body break down.
    我今天感觉像要垮掉了。
30. Pull yourself together. Don't have a nervous break down on me now.
    控制你的情绪，别让我紧张得快崩溃了。

verb

1. collapse due to fatigue, an illness, or a sudden attack

   Synonym:    collapse

2. separate (substances) into constituent elements or parts

   Synonym:    decomposebreak up

3. stop operating or functioning
   1. The engine finally went
   2. The car died on the road
   3. The bus we travelled in broke down on the way to town
   4. The coffee maker broke
   5. The engine failed on the way to town
   6. her eyesight went after the accident

   Synonym:    failgo badgive waydiegive outconk outgobreak

4. make a mathematical, chemical, or grammatical analysis of
   1. analyze a specimen
   2. analyze a sentence
   3. analyze a chemical compound

   Synonym:    analyzeanalysedissecttake apart

5. make ineffective
   1. Martin Luther King tried to break down racial discrimination

   Synonym:    crush

6. cause to fall or collapse

7. lose control of one's emotions
   1. When she heard that she had not passed the exam, she lost it completely
   2. When her baby died, she snapped

   Synonym:    lose itsnap

8. fall apart
   1. the building crumbled after the explosion
   2. Negotiations broke down

   Synonym:    crumblecrumpletumblecollapse