they've meaning in English
they've ＝they have.
Examples
- They've bought zire's place cheaply .
齐雷的地方，他们买得太便宜了。 - They've sent us several nice boys .
他们已经介绍来几个很如人意的青年。 - They've taken three hundred and twenty rooms .
他们定了三百二十个房间。 - The idiots think they've gone into business !
这些白痴自以为做起买卖来了！ - Well, they've made certain gains .
不错，他们取得了一些成果。