一只鸟用英文怎么说

一只鸟用英语说 "a bird"。来源是英语中的单词 "bird"，意思是鸟类的意思。

例句:

I saw a bird flying in the sky. (我看到一只鸟在天空飞翔。)
The bird is singing a beautiful song. (那只鸟在唱一首美妙的歌。)
The bird's nest was built on the branch of the tree. (那只鸟的窝是在树枝上建造的。)