介词一、In介词 prep.1.(表示位置)在里面; 在, 于; 在部位上 I could feel the tension in the room.我可以感觉到房间里的紧张气氛。They live in France.他们住在法国。2.(表示时间)在时期, 在之后, 在过程中 In her twenties and thirties she had had no difficulty getting jobs.她在二三十岁时找工作一点也不困难。I cannot see you now, come back in half an hour.我现在不能见你, 半小时后回来。3.(表示方向)往内, 朝方向 I saw him go in the shop.我看到他走进了商店。4.(表示状态)处于之中, 在情况下 Martin was in his pyjamas.马丁穿着睡衣。They were living in terrible poverty.他们生活在极度贫困之中。5.(表示方式)用, 以, 按, 乘,