是非莫辨 shìfēimòbiàn unable to distinguish right from wrong Origin Definitions Defs Strokes Stroke Words Sentences Sents 是非 shìfēi right and wrong The difference between what is correct and what is incorrect; the truth or facts of a matter莫 mò adjectiveadverb not (literary) not; used to negate a verb or used in set phrases like 望尘莫及 wàngchénmòjí辨 biàn verb to distinguish to distinguish; to differentiate; to recognize or identify