Pvdc
[化] 聚偏二氯乙烯
🗣️ 情景例句
Only one day, and it won't hurt as much.
只要再一天你就不会像现在这样痛了。
My home is in the capital.It's a cosmopolitan city.
我的家在首都.它是一个国际性的城市。
After the alarm had been given, the great ship turned sharply to avoid a direct collision.
警报响过不久，巨轮急转弯，以避免与冰山正面相撞。