later on 和later 区别

问题描述:

later on 和later 区别
Later on,I wrote a letter to her and soon I heard from her again.后来我给她写了封信,不久又收到了她的回信.
Later on不是表示从某一点一直延后吗,这里好象不是这个用法呀

on这个介词表延续,如go on等 这里later表后来,指后面一个时间点 Later he bought it. 后来他买了那玩意.这里买是一个瞬发的动作. 而later on表一个延续的后来,表示从某一点一直延后 比如He hasn't been smoking late...