Polycarbonate
[化] 聚碳酸酯
🗣️ 情景例句
Thank you for everything.
一切谢谢你。
I've had this cough for a week now.
我这样咳嗽已经一周了。
For instance, if you are older you have less time to recover from any major losses,
比如说，如果你年纪较大，你从重大投资损失中恢复过来的时间就较少，