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托福真题词汇之随机应变 When he is coming, I don't know what should be say, I will play by ear at that time.我没有时间准备这个会议，到时讲到哪里算哪里。
托福真题词汇之令人想起某件事 This is a pattern of great power behaviour that might ring a bell for students of 20th century history. 对于学过20世纪史的人来说，这两个大国的行为模式或许有些似曾相识
托福真题词汇之半斤八两 I say she's a stewardess. She says she's a flight attendant. It's six of one and a half dozen of the other. Stewardess和flight attendant虽然叫法不同，但其实是一回事。