1、雅思类频典——in and out: 进进出出

【视例】He's in and out of jail.他总在监狱进进出出的。

——来自于《Bones Season 3 (12)》

2、托福类频典——involve in：卷入，牵涉

【视例】I'm sorry I had to involve you in this.抱歉我不得不把你卷进来。

【讲解】使专注,使忙于(+in) 如 He was involved in writing his doctoral dissertation. 他在聚精会神地写他的博士论文。

——来自于《Prison Break Season 2 (3)》

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