What is the most dangerous thing about nitrous oxides A: Stagnant air. B: Damage to concrete. C: Unfounded fears. D: Potential carcinogenic effects.

下列单词或词组翻译错误的是 A: nulear power 核能 B: nitrogen oxides or particulates 氮氧化物或粉尘微粒 C: radioactive wastes 含放射性废弃物 D: nuclear fission 核燃料