You can never get to know George well; he's as close as an oyster about everything.

很难了解乔治这个人, 沉默寡语,对什么事都不说出自己的看法.

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You can trust him with everything. He is as close as an oyster.

你什么事情都可放心地对他讲, 他是个守口如瓶的人.

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Mr. Smith may serve as a good secretary, for he is as close as an oyster.

史密斯先生可以当个好秘书, 因为他守口如瓶.

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You can trust him with anything. He is as close as an oyster.

你干什么事情都可放心同他讲, 他这个人守口如瓶.

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