Polydivinylbenzene
聚二乙烯基苯
🗣️ 情景例句
We'll call on him in any case.
无论如何，我们都要去拜访他。
What were you doing when I called?
我打电话给你时你在干吗？
Oh, what shall we get her?
噢，我们给她买点什么呢？