Polyarylate
多芳基化合物
🗣️ 情景例句
Well, we talked about a lot of things.
嗯 ，我们谈了很多。
First of all, I want to thank you all for coming to this party.
首先，我人感谢各位出度这次晚会。
Is it in one of your pockets ?
那张纸在你的口袋里吗？