Arthroderm
节肢动物皮层
🗣️ 情景例句
No, we didn't leave anything in the room.
不是， 我们没有弄丢任何东西在房间里 。
Yes, you can. Would you please show me your card?
可以，让我看看您的卡。
We must decide which one to buy.
我们必须决定要买那一台。