break offorbreak off (something)orbreak (something) offorbreak (something) off (something):to become separated or cause (something) to become separated because of force or violence(使)断开;折断
The piece of plaster broke off easily.石膏块很容易断裂。
The handle broke off when I accidentally dropped the cup.我不小心把杯子掉在地上,杯子把儿摔断了。
I accidentally broke the cup's handle off. = I accidentally broke the handle off the cup.我不小心把杯子把儿弄断了。
I broke [=tore] a piece of bread off (the loaf) and ate it.我掰下一块面包吃了。
2
break offorbreak off (something):to stop or end suddenly or cause (something) to stop or end suddenly(使)突然停止
The speaker broke off (speaking) in the middle of a sentence.演讲者话讲了半句,突然停了下来。
At that point the recording suddenly breaks off. [=ends]在那一刻,录音突然中断了。
The two countries have broken off diplomatic relations.这两个国家断绝了外交关系。
The negotiations resumed soon after they were broken off.谈判在中断之后不久又重新开始了。
They had a fight and broke off [=called off] their engagement.一场争吵之后,他们解除了婚约。