燕雀

例句：

1. 1. The swallows are flyingsouth for the winter.
   燕子正在向南飞去过冬。
2. 2. The sparrows arechirping in the park.
   麻雀们在公园里叽叽喳喳地叫着。
3. 3.The swan is a symbol ofpurity and beauty.
   天鹅是纯洁和美丽的象征。