今非昔比 jīnfēixībǐ times have changed Definitions Defs Origin Strokes Stroke Words Sentences Sents 今 jīn noun the present (bound form) now; the present; this (day, year, etc.)非 fēi verb not be to not be; to not belong to; equivalent to 是 shì in its negative form昔 xī noun the past (bound form) former times; the past; in former days比 bǐ adverbverb to match To be equal to; to be able to compare with