prudent，cautious谨慎的 ，形容词prudence，caution谨慎，名词
Cautious
谨慎小心行事Act with caution
造几个有谨慎的句子， You have to be cautious.You have to be careful.You have to keep attention on it.都是谨慎
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谨慎的 guarded/cautious/judicious/prudentiala guarded reply 谨慎的回答 very cautious 非常小心谨慎的prudent behavior 谨慎的行为他是个非常小心谨慎的人,在作出某项决定之前他总是先周密思考。He is a very cautious man; he always thinks very carefully before he makes a decision.
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