问题描述： in my back \on my back 的区别? 1个回答 分类：英语 2014-12-05 问题解答： 我来补答 in my back 应该就是指后背,on sb's back 是指 找某人的麻烦e.g My wife has been on my back for weeks to buy her a new car.几星期以来,妻子老是缠着我为她买一件新车. 展开全文阅读
