poison gas

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++

Related topics: Weapons

ˌpoison ˈgas noun [uncountable]  PMWgas that causes death or serious injury, used especially against an enemy in a war 〔尤指战争中使用的〕毒气 There are reports that poison gas is being used against the rebels. 有报道称正在使用毒气对付叛乱者。

Examples from the Corpus

poison gas• A heavy overcast like a poison gas cloud was stationary over the battered city.• Whether it's against poison gas or pollution or radiation he can't say.• Bombs and poison gas would rain down on undefended cities.• At the time, however, I feared poison gas.• It's a land where doom hangs upon the air like poison gas.• There was fear of poison gas, in a nation where Zyklon-B was part of the collective memory.• If this emission takes place it triggers the breaking of a vial of poison gas which instantaneously kills the cat.

ˌpoison ˈgas nounChineseSyllable  

or used Corpus against especially death that serious gas an injury, causes

poison gas
ˌpoison ˈgas noun [uncountable]
gas that causes death or serious injury, used especially against an enemy in a war:
    There are reports that poison gas is being used against the rebels.