Polysubstitution
多取代(作用)
🗣️ 情景例句
What? You what?
什么？ 怎样？
I have to raise some issues which may be embarrassing.
我必须提出一些比较尴尬的问题。
But it is also used very widely as a foreign language in many other countries in the world.
然而在世界上其他许多的国家英语也被当作一门外语广泛地使用。