break out, break up, break down, break off的意思和例句

break out
英 [breik aut] 美 [brek aʊt]
vt.& vi.
（战争、打斗等不愉快事件）突然发生，爆发;突然发生，爆发;向外砸开
双语例句
He was 29 when war broke out
战争爆发时他才29岁。
The two men broke out of their cells and cut through a perimeter fence.
这两个人逃出牢房，并越过了围墙。

break up
英 [breik ʌp] 美 [brek ʌp]
词典
结束;（使）破碎;放假;（使）散开
双语例句
Civil war could come if the country breaks up
如果国家分裂就会爆发内战。
My girlfriend had broken up with me
我的女朋友已跟我分手了。

break down
英 [breik daun] 美 [brek daʊn]
词典
失败;划分（以便分析）;损坏;衰弱下来
双语例句
Their car broke down.
他们的车子出故障了。
Talks with business leaders broke down last night
昨晚与商界领导人的谈判破裂了。

break off
英 [breik ɔf] 美 [brek ɔf]
词典
（使）分离;（使）脱离;停止;断交
双语例句
The two wings of the aircraft broke off on impact
飞机的两个机翼遭受撞击折断了。
Llewelyn broke off in mid-sentence
卢埃林一句话说了一半突然停下来。

The mother pig said to the little pig.