Polyinvagination
多向内陷
🗣️ 情景例句
Where is your family from?
祖籍在哪里？
If he doesn't pay him, I will.
如果他不，我将付给他。
Look! It's inside another pot. What was that pot used for?
“瞧！还是大壶套小壶呢。有什么用途？”