Metavariable
[计] 元变量
🗣️ 情景例句
Yes, we are surprised to meet you here.
是的，我们意外在这儿见到了你。
What shall I send hin for his anniversary?
我要送他什么东西作为周年纪念礼物？
Ah, it's just the thing, the very thing!
啊，正合适啦！合适极了！