平滑 pínghuá smooth Origin Definitions Defs Strokes Stroke Words Sentences Sents 平滑肌 pínghuájī smooth muscle Muscle tissue found in the walls of internal organs and blood vessels that is not under voluntary control; smooth, non-striated muscle平滑字 pínghuázì sans serif (typography) a font or typeface that does not have small lines or strokes at the ends of larger strokes