变色易容 biànsèyìróng to lose one's composure Origin Definitions Defs Strokes Stroke Words Sentences Sents 变色 變色 biànsè to change countenance To change facial expression, especially due to fear, anger, or surprise.易容 yìróng to change expression (literary) To change one's facial expression or attitude, often reflecting a sudden shift in emotion or a sign of respect.