Polyprogylene
n. 聚丙烯
🗣️ 情景例句
But it is not polite to ask older people their age.
但问老人的年龄是不礼貌的。
He lived in California until he was seventeen.
他生活在加利福尼亚直到他十七岁。
He's fine, thanks.How's Emma?
他很好，谢谢。埃玛好吗？