问
请辨析 warn of 与 warn off 的用法。
答
warn of 的意思是:警告……关于(危险等等)。
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The motoring organization is warning of thick mist and blowing snow on high ground. (LD-PV) 汽车协会预告说在高地有大雾和风雪。
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I warned you of the risk, didn't I? (Henderson) 我警告过你有风险,是不是?
warn off 是指“告诉某人离开某地”：
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I'm warning you off my land. 我警告你离开我的土地。
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The farmer warned us off his fields. (LDCE) 农夫告诉我们离开他的田地。