Fluoric
a. 氟石的, 从氟石获得的, 氟素性的
🗣️ 情景例句
Loosen up! it's not worth getting upset about.
放松点儿！ 不值得为这件事苦恼。
How is the weather today?
今天天气如何？
The two boys carried the man to the school gate keeper's room.
两个男孩将那个人抬到了学校门卫的房间。