不知轻重 bùzhīqīngzhòng lacking a sense of priority Definitions Defs Origin Strokes Stroke Words Sentences Sents 不知 bùzhī verb not to know to not know; to be unaware of or have no idea about轻重 輕重 qīngzhòng propriety Sense of proportion or propriety in speech or behavior; knowing what is appropriate for the situation.
