挖空 wākōng to hollow out Definitions Defs Origin Strokes Stroke Words Sentences Sents 挖空 wā//kōng to hollow out to excavate; to dig out and make empty to rack one's brains to exhaust one's thoughts or energy (usually in the phrase 挖空心思 wākōngxīnsi)
挖空 wā//kōng to hollow out to excavate; to dig out and make empty to rack one's brains to exhaust one's thoughts or energy (usually in the phrase 挖空心思 wākōngxīnsi)