详细解释:n. 细菌
【医】 [无芽胞]杆菌属
词型变化：
名词复数:bacteria英语解释：
名词 bacterium:
(microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission; important as pathogens and for biochemical properties; taxonomy is difficult; often considered plants同义词：bacteria