| 单词 | nitrobacterium |
| 释义 | nitrobacterium (extremely rare) n WORD FAMILY nitrobacterium n any of the bacteria in the soil that take part in the nitrogen cycle; they oxidize ammonium compounds into nitrites or oxidize nitrites into nitrates Hypo|Hyper nitrate bacterium, nitric bacterium any of the nitrobacteria that oxidize nitrites into nitrates nitrite bacterium, nitrous bacteriumany of the nitrobacteria that oxidize ammonia into nitrites bacteria, 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 to be plants |
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