Zedeflon
四氟乙烯均聚物
🗣️ 情景例句
What was your best subject in college?
大学时你哪门功课最好？
A good face needs no paint.
美貌无需擦脂抹粉。
As I expected, he did not believe me.'Try it!' I said encouragingly.
“你就闻一闻吧！”我催促说。