| 单词 | 固氮 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔alley cropping〕A method of planting in which rows of a crop are sown between rows or hedges of nitrogen-fixing plants, the roots of which enrich the soil.固氮种植：一种种植方法，成排的庄稼播种在固氮植物排列或固氮植物树篱之间。这种植物的根使土壤肥沃美国传统〔fix〕Biology To convert (nitrogen) into stable, biologically assimilable compounds.【生物学】 固氮：把（氮）转变成稳定的、能被生物吸收的化合物美国传统〔nitrogen fixation〕The conversion by certain soil microorganisms, such as rhizobia, of atmospheric nitrogen into compounds that plants and other organisms can assimilate.细菌固氮：通过某种的土壤微生物，如根瘤细菌，将大气氮变为植物和其他有机物能吸收的化合物的转化美国传统〔nitrogen fixation〕The conversion of atmospheric nitrogen into compounds, such as ammonia, by natural agencies or various industrial processes.固氮：通过自然作用或各种工业过程，由大气氮变为氮化合物，如氨美国传统〔nitrogenase〕An enzyme of nitrogen-fixing bacteria that activates the conversion of nitrogen to ammonia.定氮酶：在固氮细菌中催化氮转化成氨的一种酶美国传统 |
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