胸中有数 xiōngzhōngyǒushù to know how things stand Origin Definitions Defs Strokes Stroke Words Sentences Sents 胸中 xiōngzhōng one's mind in one's heart or mind有数 有數 yǒushù to know how things stand To know the score or the exact count of something; to know what is going on and be confident in one's understanding.