Electropolymer
带电聚合物
🗣️ 情景例句
So, why don't you call him in the morning?
那么你为何不明天早上打个电话给他？
My brother wants to learn how to drive a car.
我的兄弟要去学驾驶。
This lunch is on me today,
今天这顿饭算我请客。