柯林斯詞典moult /m??lt/ (moulting,moulted,moults) 1. V-I When an animal or bird moults, it gradually loses its coat or feathers so that a new coat or feathers can grow. 脫毛; 換羽 Like most aquatic insects, mayflies moult as they grow. 像大多數(shù)水生昆蟲一樣，蜉蝣在成長過程中換羽。 返回 moult劍橋詞典(of a bird or animal ) to lose feathers , skin , or hair as a natural process at a particular time of year so that new feathers , skin , or hair can grow （鳥或動物）脫毛；褪皮；換羽 返回 moult