prep.(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。(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。(表示方向)往…内, 朝…...
my name ** wang xinyi,i am wuhan chongren road primary school student,i am eight years old th** year,i most love the beautiful things to draw down,also like ...