Polycarbonate
[化] 聚碳酸酯
🗣️ 情景例句
I have perfect vision.
我的视力非常好。
There's no sense in going by boat when the plane is just as cheap and much quicker.
既然乘飞机和坐船一样便宜而且还快得多，那么就没有理由去坐船。
This is Zhou Lan speaking.
我就是周兰。