Read Edit View history 瘤鸭 liúyā knob-billed duck Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 瘤鸭/瘤鴨 · liúyā · knob-billed duck 2026/03/04 瘤鸭 / 瘤鴨 liúyā knob-billed duck (bird species of China) knob-billed duck (Sarkidiornis melanotos) 瘤鸭因雄鸟喙基部的黑色肉瘤而得名。 noun created sense Mar 4, 2026, 02:25 AM