n. warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings
n. the flesh of a bird or fowl (wild or domestic) used as food
v. watch and study birds in their natural habitat
n. 鸟, 羽毛球
vi. 打鸟
1. The bird is singing in the tree.
鸟儿在树上唱歌。
2. I saw a colorful bird at the park.
我在公园看到了一只色彩斑斓的鸟。
3. Birds can fly high in the sky.
鸟可以在天空中飞得很高。