n. the light horny waterproof structure forming the external covering of birds
n. turning an oar parallel to the water between pulls
v. join tongue and groove, in carpentry
v. cover or fit with feathers
n. 羽毛
vi. 长羽毛
vt. 用羽毛装饰
1. The bird lost a feather while flying.
这只鸟在飞行时掉了一根羽毛。
2. She decorated her hat with a colorful feather.
她用一根五彩斑斓的羽毛装饰了她的帽子。
3. A feather is very light and soft.
羽毛非常轻且柔软。