Polychlorodifluoroethylene
聚二氟氯乙烯; 聚二氟氯乙烯
🗣️ 情景例句
What number are you trying to dial?
你要的电话是什么号码？
A good name keeps lustre in the dark.
好的名声在黑暗中也会光芒四射。
Yes, I think so.
是的，我想会有空。