men一词是复数形式。

The word 'men' is plural in number.

《牛津词典》

youdao

关于其语义特征，一些语言学家认为“-men”在人称代词后是复数标记。

Concerning the semantic formula of -men, some linguists posit that -men is a plural marker in pronouns.

youdao

codexes the plural of this is,is either codexes sometimes, codices I mean,Latin,you'd use the old Latinized plural,codices.

这个词的复数可以是，你可以用旧拉丁语复数。

耶鲁公开课 - 新约课程节选

Well, by definition, an aristocracy is plural not singular, so how do you make decisions in an aristocracy?

根据定义,贵族是复数形式,而不是单数形式,那贵族怎么做出抉择呢

耶鲁公开课 - 古希腊历史简介课程节选

God ruminates that the humans have become like "one of us" in the plural.

上帝说到人类会变成“我们当中的一个“，时，用的是复数。

耶鲁公开课 - 旧约导论课程节选