这个词是什么意思？
A genus of gram-negative, facultatively anaerobic, straight rods which are motile by peritrichous flagella. These organisms are chemoorganotrophic and have both a respiratory and fermentative type of metabolism. (From Bergey's Manual of Determinative Bacteriology, 9th ed)
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D020596 · MeSH 2026。
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