Metavariable
[计] 元变量
🗣️ 情景例句
Hello, my name is Susan and I am calling to confirm my reservation.
喂，你好，我叫苏珊，我大电话确定我的预定。
I guess I've outgrown this pair of trousers.
我想这条裤子对我来说小了。
You're very eloquent.
你看上去真精神。