a person who lacks the courage to do or endure dangerous or unpleasant things 懦夫;胆小鬼
adjective
(poetic/literary)excessively afraid of danger or pain (诗/文)胆小的;胆怯的;怯懦的
(Heraldry)(of an animal) depicted with the tail between the hind legs (纹章)(动物)夹着尾巴的
语源
Middle English: from Old French couard, based on Latin cauda 'tail', possibly with reference to a frightened animal with its tail between its legs, reflected in sense 2 (early 16th cent.)