不知好歹

bù zhī hǎo dǎi

Значение

unable to differentiate good from bad (idiom); not to know what's good for one; unable to recognize others' good intentions

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Иероглифы

不bùno, not, un-; negative prefix一知zhīto know, to perceive, to comprehend矢口好hǎogood, excellent, fine; proper, suitable; well女子歹dǎicorpse; death; evil, depraved, wicked一夕