Halogen
高中 Senior Highn. 卤素\\n[化] 卤素
📖 牛津释义
halogen
n
(chemistry 化) any of the chemical elements fluorine, chlorine, bromine and astatine which form salts by simple union with a metal 卤素
[attrib 作定语]
halogen lamps/headlights 卤素灯[前灯].
🏥 医学释义
卤素，卤
🗣️ 情景例句
Hold Gerald's hand, please. Great!
请握住Gerald的手。很好！
One cannot put back the clock.
光阴一去不复返。
Please forgive me for not writing to you.
原谅我没有写信给你。