Fluor-
[医]“氟”和“荧光”的词首
🧩 词语组成解析
n. [矿]氟石
🗣️ 情景例句
What's the spelling of your family name, sir?
您的姓怎么拼，先生？
While we were having breakfast,John was talking on the telephone.
当我们正在吃早餐时，约翰正在打电话。
When you type a letter, the writing appears on a screen in front of you and is recorded onto a computer disk.
当你打一封信时，字迹出现在你前面的屏幕上并顾在电脑的磁盘里。