birds fly south
常见例句
- Why doi birds fly south?
鸟为什么往南飞?。 - Why do birds fly south?
鸟为什么往南飞?。
www.zk168.com.cn - Why do birds fly south for the winter?
为什么鸟儿在冬天的时候飞往南方?
blog.sina.com.cn - Birds fly south because they know winter is coming. 返回 birds fly south