Polycarbonates
(polycarbonate 的复数) [化] 聚碳酸酯
🗣️ 情景例句
It's no secret my wife is expecting a baby.
我老婆快生孩子了，这又不是什么秘密。
I must contact my lawyer before I make my final decision.
在做出最后决定之前，我必须先同我的律师联系一下。
Calare took the pen and added her signature, saying Good. That is all correct.
好了。很正确。"