1. break down [分解；发生故障；失败]
[构成]:break[打破] + down[向下]
例句：The machine broke down. [机器出故障了。]

2. break up [打碎；分手；解散]
[构成]:break[打破] + up[向上]
例句：The band broke up last year. [这个乐队去年解散了。]

3. break out [爆发；突然发生]
[构成]:break[打破] + out[出去]
例句：A fire broke out in the forest. [森林里发生了火灾。]

4. break in [闯入；打断]
[构成]:break[打破] + in[进入]
例句：Thieves broke in and stole the jewels. [小偷闯入并偷走了珠宝。]

5. break through [突破；冲破]
[构成]:break[打破] + through[穿过]
例句：The soldiers broke through the enemy's line. [士兵们冲破了敌人的防线。]

6. break away [脱离；逃脱]
[构成]:break[打破] + away[离开]
例句：He broke away from the bad habit. [他改掉了那个坏习惯。]

7. break off [折断；突然停止]
[构成]:break[打破] + off[离开]
例句：She broke off a piece of chocolate. [她掰下了一块巧克力。]

8. break into [强行闯入；突然开始]
[构成]:break[打破] + into[进入]
例句：They broke into the house. [他们强行闯入了那所房子。]

9. take a break [休息一下]
[构成]:take[拿；取] + a[一个] + break[休息]
例句：Let's take a break. [咱们休息一下。]

10. give sb. a break [给某人一个机会；饶了某人]
[构成]:give[给] + sb.[某人] + a[一个] + break[机会]
例句：Give him a break. He's just a kid. [饶了他吧。他只是个孩子。]

11. heart break [心碎；伤心]
[构成]:heart[心] + break[打破]
例句：The news caused her heart break. [这个消息让她心碎。]

12. break the law [违法]
[构成]:break[打破] + the[定冠词] + law[法律]
例句：You can't break the law. [你不能违法。]

13. break a promise [违背诺言]
[构成]:break[打破] + a[一个] + promise[诺言]
例句：Don't break a promise. [别违背诺言。]

14. break a record [打破纪录]
[构成]:break[打破] + a[一个] + record[纪录]
例句：He managed to break a record. [他成功打破了一项纪录。]

15. break one's heart [使某人伤心]
[构成]:break[打破] + one's[某人的] + heart[心]
例句：What you did broke her heart. [你的所作所为让她伤心了。]

16. break the ice [打破僵局；破冰]
[构成]:break[打破] + the[定冠词] + ice[冰]
例句：His joke helped to break the ice. [他的笑话有助于打破僵局。]

17. break the news [透露消息；公布消息]
[构成]:break[打破] + the[定冠词] + news[消息]
例句：I don't know how to break the news to her. [我不知道怎么跟她透露这个消息。]

18. break a habit [改掉习惯]
[构成]:break[打破] + a[一个] + habit[习惯]
例句：It's hard to break a bad habit. [改掉一个坏习惯很难。]

19. break even [收支平衡；不盈不亏]
[构成]:break[打破] + even[相等的；均匀的]
例句：The company finally broke even this year. [公司今年终于收支平衡了。]

20. break daylight [破晓；天亮]
[构成]:break[打破] + daylight[日光]
例句：The sky began to break daylight. [天空开始破晓。]