Polycarbonates
(polycarbonate 的复数) [化] 聚碳酸酯
🗣️ 情景例句
Advertisements are ofter misleading to consumers.
广告经常误导消费者。
How long will I have to wait?
我要等候多久呢？
That is why we are learning English in China.
这就是我们在中国学习英语的原因。