Palaeoptera
古翅类
🗣️ 情景例句
I see. Is a credit card OK?
我明白了。用信用卡可以吗？
I guess I've outgrown this pair of trousers.
我想这条裤子对我来说小了。
I'm worried that something has happened to her.
我担心她出了什么意外。