翻译短语（11）
keep a record keep an eye out on sb./sth keep in mind keep in touch with keep on doing keep track of keep up keep up with knock around knock down knock off 在翻译短语的基础上 还可以提取一些相比较而言 很重要的短语 根据它的意思、用法等方面 详细分析并讲解一下 谢谢！
答：先说一下stop to do和stop doing吧. I will stop to swim. 我要停下来去游泳.(我现在正在做别的事) I will s...详情>>
答：I haven't window molding catalogs on hand. catalogs 产品目录 haven't ~ something ~ o...详情>>
问：working hard vs. hard working
答：there are no defferent.详情>>
