feather
/ˈfɛðər/
the light horny waterproof structure forming the external covering of birds
中文释义：羽毛
The peacock displayed its colorful feathers to attract a mate.
孔雀展示其色彩斑斓的羽毛以吸引配偶。
Birds use their feathers for insulation, flight, and display.
鸟类用羽毛来保暖、飞行和展示。