Polycarbonate
[化] 聚碳酸酯
🗣️ 情景例句
The first is why you choose our company.
第一个问题是你为什么要选择我们的公司。
I played in the yard this afternoon.
我今天下午在庭院玩。
I'll have to check with our engineers.
我得请教工程师才行。