n. a compound in which the hydrogen atoms of a hydrocarbon have been replaced by bromine and other halogen atoms; very stable; used in fire extinguishers although it is thought to release bromine that depletes the ozone layer
中文释义
卤化烷（常用以灭火）
详细用法及例句
1.
I bought one of those mini halon fire extinguishers.
我买了那种迷你卤代烷灭火器
2.
You discharge that, you'll flood the whole engineering room with poisonous halon gas.
