Polypropylene
n. 聚丙烯\\n[化] 聚丙烯
🗣️ 情景例句
or we won't be finished by dinnertime.
要不然， 晚餐时间到了我们还做不完。
Whatever happens, don't go back.
不管什么事情发生，你都不要回来。
That's right.we have to work out the final price.
是的，我们得把最后的价格敲定。