锐不可当 ruìbùkědāng unstoppable Origin Definitions Defs Strokes Stroke Words Sentences Sents 锐 銳 ruì vigorous (bound form) vigorous; strong; energetic momentum不可 bùkě auxiliaryadjective cannot to be unable to; to be impossible当 當 dāng verb to withstand To withstand; to resist; to match equally