er做后缀的单词及意思

　　例句：

　　The singer re-formed his band.

　　这名歌手对他的乐队进行了重组。

　　She's a singer with a band.

　　她是一个乐队的歌手。

　　The boxer jabbed at his opponent.

　　拳击手向对手猛击。

　　He moved with the grace of a trained boxer.

　　他的..动作带有一个训练有素的拳击手的风采。