机不可失，时不再来 jībùkěshī, shíbùzàilái now or never Definitions Defs Origin Strokes Stroke Words Sentences Sents 机不可失，时不再来 (機不可失，時不再來) jībùkěshī, shíbùzàilái now or never Opportunity knocks but once. Sources Definitions CC-CEDICT
机不可失，时不再来 (機不可失，時不再來) jībùkěshī, shíbùzàilái now or never Opportunity knocks but once. Sources Definitions CC-CEDICT
