| 释义 |
nitrogen fixationn.（名词）- 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
- 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
niʹtrogen-fix'er AHD[nīʹtrə-jən-fĭk'sər] （名词）niʹtrogen-fix'ing adj.（形容词） |