Polypropylene
n. 聚丙烯\\n[化] 聚丙烯
🗣️ 情景例句
Is something the matter, Grandpa?
怎么了，爷爷？
I asked him to buy it for me, but he wouldn't.
我请他帮我买，但是他不肯。
Do you want a chicken,Mrs. Bird?They 're very nice.
您要买只鸡吗，伯德夫人？这些鸡很好。