放不下心 fàngbuxiàxīn to be unable to stop worrying Definitions Defs Origin Strokes Stroke Words Sentences Sents 放不下 fàngbuxià to be unable to let go To be unable to let go of a thought or feeling; to be worried about or preoccupied with something; to be unable to stop doing something.心 xīn noun feelings mood; emotion; state of mind