kinds：n.同类的人(或事物);种类；kind的复数例句：She enjoys all kinds of music, as I do. 她和我一样什么音乐都喜欢。

相关介绍：

These kinds of questions often appear in the exam.

这几类问题在考试中经常出现。

Human beings are genetically programmed to learn certain kinds of language.

人类生来有学习某几种语言的遗传因素。

I like all kinds of music from opera to reggae.

我喜欢各种音乐，从歌剧到雷盖都喜欢。

In crude terms, the causes of mental illness seem to be of three main kinds.

简略地说，导致精神病的原因看起来主要有三种。