nitrousadj.
英 'naɪtrəs | 美 'naɪtrəs
中文adj. 氮的；硝石的；含氮的
词根词源
nitrous (adj.)c. 1600, from Latin nitrosus, from nitrum (see nitre). Originally "of nitre, pertaining to nitre;" more precise use in chemistry (designating a compound in which the nitrogen has a lower valence than the corresponding nitric compound) is from 1780s. Nitrous oxide attested from 1800.
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