辨析这五个短语.

1.break down 分解/坏了。My car broke down on the way to school.
2.break in 闯入。 The theif broke in, and nobody saw him.
3.break out 爆发。The Worlf War II broke out that year.
4.break through 突破。 They broke through the enemy's blockage.
5.break away from 摆脱You'd better break away from Tom.

Break down
vt. 打破(减轻,坍塌,彻底失败,精神不支,中止,把分解)

例句与用法:
1. Her health broke down under the pressure of work.
工作的压力把她的身体弄垮了。
2. The telephone system has broken down.
电话系统失灵了.
3. Negotiations between the two sides have broken down.
双方谈判已经破裂.
4. He broke down and wept when he heard the news.
他听到这个消息时不禁痛哭起来.
5. If law and order break down, anarchy will result.
法治一垮, 就会出现无政府状态.
6. Expenditure on the project breaks down as follows: wages 10m, plant 4m, raw materials 5m.
该工程费用开支可分成如下几部分: 工资一千万英镑, 厂房设备四百万英镑, 原料五百万英镑.
7. Firemen had to break the door down to reach the people trapped inside.