Parlon
氯化聚丙烯
🗣️ 情景例句
Do you know a faster route to ...
你知道去……的近路吗？
I graduated from Yale University 5 years ago.
五年前，我从耶鲁大学毕业。
I'm afraid he's out. He won't be back until tomorrow.
对不起，他外出去了，明天才回来。