You're talking to your co-worker and your co-worker says "Oh, it's because you're so hard working."

你跟你的同事提到的时候，你的同事会说，“哦，这是因为你工作太卖力了。”

That's why 课堂 - SpeakingMax英语口语达人

They're, kind of, like, kind of like, frats and sororities but they're co-ed.

这些俱乐部就像是男大学生联谊会和女大学生联谊会那种性质的，只不过他们是男女生混合的俱乐部。

来普林斯顿吧 - SpeakingMax英语口语达人

We're here with everybody, with friends from work, co-workers.

我们和大家来这儿，和工作中的朋友，同事。

中央公园的时光 - SpeakingMax英语口语达人