noun 下载 🔗分享 海番鸭 Any one of several species of northern sea ducks of the genus Melanitta. Examples : "While walking along the beach in Maine, we saw a large flock of scoters diving for food in the cold, choppy water. " 走在缅因州的海滩上,我们看到一大群海番鸭在寒冷汹涌的海水中潜水觅食。 animal bird nature biology environment 与AI对话词汇游戏阅读练习