他刚刚被一群白人打了。
He had just been beaten by a group of white men.
simple example今晚我要和一群朋友一起吃饭。
I'm meeting a group of friends for dinner tonight.
simple example第一天晚上，我们在一群狮子附近露营。
We camped near a group of lions the first night.
simple example我们不能说太多，因为音乐很响，直到一群歌手来到舞池，做了一场精彩的表演。
We couldn't talk so much, because the music was very loud till a group of singers came onto the dance floor and did a great show.
simple example真是的，一群白痴吗？！
It's, a group of idiot do?!
dict.youdao.com
