Meaning of men:
men
们
Particle
plural marker for pronouns, and nouns referring to individuals
Wǒmen dōu shì hǎo péngyou.
我们都是好朋友。
We are all good friends.
Tóngxuémen zhèngzài cāochǎng shàng páiduì.
同学们正在操场上排队。
The students are lining up on the playground.

