Polypodiatae
水龙骨纲
🗣️ 情景例句
I have a question.
我有一个问题。
First come, first served.
捷足先登。
When Aunt Huang came back, I was so tired. In the evening Liu Ming came to see me.
当黄阿姨回来的时候，我累极了。晚上刘明来看我。