Polypropene
n. 聚丙烯
🗣️ 情景例句
It's dangerous to leave your children along while you go shopping.
购物时，把你的孩子单独留在家里是挺危险的。
Would you like to go for a short ride?
你想要去兜风吗？
I'm sorry, Lucy.I'm afraid that I can't get up.
对不起，露西，恐怕我站不起来。