Bicomplementary
互余集
🗣️ 情景例句
Do you know anyone who can forge a sick note for me?
你知道谁可以帮我虚开一张病假条？
That's too bad.
真遗憾。
We're going to work on a farm. Don't you know?
我们打算去农场劳动，你不知道吗？