Polymetamorphism
多相变质作用
🗣️ 情景例句
There's your sleeping bag.
这是你们的睡袋。
He conducted himself nobly.
他持身高尚。
For all his life, he had known that people suddenly disappeared from their villages.
他一生中，听说过有的人突然间在他们的村庄失踪了。