noun 下载 🔗分享 野鸭,绿头鸭. A common and widespread dabbling duck, Anas platyrhynchos, whose male has a distinctive dark green head. Examples : "The children saw a mallard with its bright green head swimming in the pond near the school. " 孩子们看到一只绿头鸭,它那鲜亮的绿色头在学校附近的池塘里游动。 animal bird nature biology ecology 与AI对话词汇游戏阅读练习