Polypropylene
n. 聚丙烯\\n[化] 聚丙烯
🗣️ 情景例句
What are some of the other sports products you're making?
你们现在还生产哪些运动产品？
The many children of that family used to play together for hours.
那一家的孩子们常常大伙一起玩上几个小时。
Yes, that's right.
是的，没错。