| 单词 | 氮气 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔AMOUNT〕How much nitrogen is there in the air? 空气中含有多少氮气？朗文写作活用〔BE〕Nitrogen constitutes 78% of the earth's atmosphere. 氮气占地球大气的78%。朗文写作活用〔CONSIST OF〕The earth's atmosphere is composed mainly of nitrogen, oxygen, and carbon dioxide. 地球大气主要由氮气、氧气和二氧化碳组成。朗文写作活用〔MATERIAL〕In order to decompose, all vegetable matter needs supplies of nitrogen. 所有植物性物质的分解都需要氮气的供应。朗文写作活用〔afterdamp〕An asphyxiating mixture of gases, primarily nitrogen and carbon dioxide, left in a mine after a fire or an explosion.爆后废气：火灾或爆炸后，残留在矿井中的一种令人窒息的混合气体，主要含氮气和二氧化碳美国传统〔atmosphere〕Saturn's moon, Titan, has an atmosphere mainly made of nitrogen.土星的卫星泰坦的大气层主要由氮气构成。麦克米伦高阶〔blood gas〕An analysis of the dissolved gases in blood plasma, including oxygen, nitrogen, and carbon dioxide.血液气体分析：分析溶解于血浆的气体，包括氧气、氮气和二氧化碳美国传统〔denitrify〕To reduce (nitrates or nitrites) to nitrogen-containing gases, as by bacterial action on soil.使变成含氮气体：（将硝酸盐或氮化物）变成含氮气体，例如通过对土壤的细菌作用美国传统〔foam〕Nitrogen seeps into voids in the foam as it converts from liquid to gas.氮气从液态变为气态时渗入到泡沫胶体的空隙。外研社新世纪〔gas〕Oxygen, hydrogen, and nitrogen are all gases.氧气、氢气和氮气都是气体。剑桥高阶Oxygen, hydrogen and nitrogen are all gases.氧气、氢气和氮气都是气体。剑桥国际 |
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