“一直”和“从来”都是可以表时间的副词,二者有一定的相似之处,在某些情况下可以换用,有些情况下则不能。吕叔湘先生在《现代汉语八百词》中这样比较了二词的异同: “Always ” and “Never ” are adverbs that can be expressed in time. The two have some similarities, in some cases they can be used interchangeably, and in some cases they can not. Mr. Lu Shuxiang compares the similarities and differences between the two terms in Modern Chinese 800 Words: