Fluor-
[医]“氟”和“荧光”的词首
🧩 词语组成解析
n. [矿]氟石
🗣️ 情景例句
I just can't understand
我就不懂
The computer industry is booming.
计算机业繁荣起来。
Excuse me! Is this your pencil-box?
请问，这是你的铅笔盒吗？