英语中一类人怎么表达

a certain kind of people

a type of---

there are many types of teenagers at my school,but i divide them into two groups:the popular and not so popular
在我的学校有许多类型的青少年,但我把他们分为二类:受欢迎和不受欢迎.

people of a kind这是常见译法，但也可以灵活采用其他译法。例如“他们是一类人”这句话就可以借用英文谚语“物以类聚、人以群分（Birds of a feather flock together）”翻译如下：They are birds of a feather.

a kind of people

a certain group of people