单词	nitrogen-fixer
释义	nitrogen-fixer noun ni·​tro·​gen-fix·​er ˈnī-trə-jən-ˈfik-sər  : any of various soil microorganisms that are involved in nitrogen fixation Word History First Known Use 1904, in the meaning defined above
随便看	sunbreak sunbreaker sunbright sunbrowned sunburn sunburned sunburning sunburns sunburnt sunburnter sunburntest sunburst sunburster sunburstest sunbursts suncatcher sunchoke sunchokes sunck suncke suncup sund Sunda Islands Sunda Strait sundacarpi

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