He sent a message to warn me.

他捎信来警告我。

youdao

Well, why didn't you warn me?

那，你为什么没有提醒我呢？

youdao

Why didn't you warn me?

你为什么不警告我呢？

youdao

Let me just warn you couple more times.

我再提醒大家一下。

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They sang to wish me a safe homeward journey, and to warn me of the dangers of Amarula, the local liquor.

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But nobody was there to warn me about what kind of girls I might wind up dating unless I found a wife at my elite university.

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Typically they would warn me about the dangers of: people of different races and people of different classes or sometimes of just too many people in general.

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