1·The bird ruffled up its feathers.
这只鸟竖起了羽毛。
—— 《牛津词典》
2·Her hat was an amazing affair with feathers and a huge brim.
她的帽子嵌着羽毛,帽檐很宽,真是件奇物。
—— 《牛津词典》
3·The bird fluffed its feathers.
鸟啄羽毛, 使之抖松。
—— 《新英汉大辞典》
4·The bird puffed up its feathers.
那只鸟膨起了它的羽毛。
5·You won't ever find feathers on a mammal or gills on a primate.
你在哺乳动物身上找不到羽毛,在灵长类动物身上找不到腮。