那群歹徒把一名保安人员捆绑起来。

The gang tied up a security guard.

《牛津词典》

那群人摩拳擦掌地想打架。

The crowd was itching for a fight.

《牛津词典》

她从那群暴民中挤出来，与他当面对峙。

She pushed her way through the mob and confronted him face to face.

《柯林斯英汉双解大词典》

Yeah, this is not a bad time for me to remind you that in one of Plato's dialogues, Socrates says the Greeks sit like frogs around a pond and that pond is the Aegean Sea.

下面引用一下,柏拉图记录的一段对话,苏格拉底说希腊地形,就像一群青蛙围着一个池塘,而那池塘就是爱琴海

耶鲁公开课 - 古希腊历史简介课程节选

And then I... and then Friday night, I went out to San Francisco with a bunch of friends

那时候我……在周五晚上，与一群朋友去旧金山，

自身时间管理方法 - SpeakingMax英语口语达人

But also you'd think that if there was a group of people that really had been attending the calories it would be this group, because very few people who come in for weight loss are doing it for the first time, so almost everybody has been on lots of different dietary attempts and somewhere along the line they've been doing calories.

想一想,如果世界上还有一群人,真正关注卡路里的话,那就是肥胖人群,因为那些参加减肥项目的人中,很少有人是第一次参加,几乎人人都进行过多次不同的饮食控制,他们也尝试过计算卡路里减肥

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选