In order to do something 是为了春闹去做某滚州事 She started taking weekend classes in order to learn how to cook. 为了学做料理他开始在周末上课 to do 只是一般动词原形,像是 to go(去), to read(阅读), to jog(慢跑)等都是动词原形。 It is difficult to do this math exercise.
mail-order catalog 生词本 邮购商品广告目录 网 络 邮购目录;邮购商品目录 We now work on a new catalog,which you will shortly receive by separate mail.\x09 目前我方正在赶印新的商品目录,将另函附邮,不日即可收到.