Polycarbonates
(polycarbonate 的复数) [化] 聚碳酸酯
🗣️ 情景例句
No, no. I just changed my seat.
不 不。我刚才换了一下座位。
She is an honor to our school.
她是我校的光荣。
I know someone who always cuts sketches out from newspapers of model clothes that she would like to buy if she had the money.
我认识一个人，她总喜欢从报纸上剪下流行服装的图样，等以后有钱时去买服装。