Polytrifluorostyrene
聚三氟苯乙烯; 聚三氟苯乙烯
🗣️ 情景例句
Quit whining.
别诉苦了。
May I smoke?
我能抽烟吗？
But my father had described over and over again what we should see at every milestone, after leaving the nearest town,
而是父亲曾详细给我讲了，在过了离故乡最近的那个小镇后，在每一个路标处可见到些什么。