poison gas
柯林斯詞典
1. N-UNCOUNT Poison gas is a gas that is poisonous and is usually used to kill people in war or to execute criminals. 毒氣
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poison gas
劍橋詞典
- a gas that is used to kill people , especially in a war
（尤指戰(zhàn)爭中使用的）毒氣 返回 poison gas