Electropolymer
带电聚合物
🗣️ 情景例句
He is burning the midnight oil.
他在挑灯夜读。
Think of the devil and he's looking over your shoulders.
说到曹操，曹操就到。
You can smoke in the entrance hall. Or outside, of course.
你可以在门厅里吸烟。当然，你也可以在室外吸烟。