Polyoxide
多氧化物
🗣️ 情景例句
When I think something is right, I will stick to that.
若我认为某件事是对的，我会坚持到底。
Do you often do work during the holidays?
你常常在假日期间做工作吗？
and however well society, and our doctors, look after us.
不管社会和医生怎样对我们进行精心照顾，