Polysilicone
有机硅聚合物
🗣️ 情景例句
When will you be through with your homework?
你的家庭作业什么时候可以做完？
I wonder what makes you think so.
我不知道是什么使你这样想。
I still think we should buy the IBM PC586.
我仍然认为我们应该买IBM586的。