them：pron. 他们；她们；它们；指性别不详的人时，用以代替him或her例：She had the most money of all of them. 在这些人当中，她最有钱。

相关介绍：

We couldn't understand them because they were talking in Chinese.

我们听不懂他们在讲些什么，因为他们说的是汉语。

Those children need a firm hand to make them behave.

那些孩子得严加管教。

We said we would keep them.

我们说过要保存它们的。

Tell them it's just not good enough.

告诉他们这确实不够好。