Polysubstitution
多取代(作用)
🗣️ 情景例句
It's no use crying over spilt milk. What's done cannot be undone.
覆水难收。
Greatest genius often lies concealed.
大智若愚。
I am only interested in sitting in a boat and doing nothing at all!
我感兴趣的只是独坐孤舟，无所事事！