名词
中文翻译：固氮细菌同义词
同义词：
['nitrogen-fixing fungi', 'nitrogen-fixing algae']
例句：
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1. These bacteria help plants fix nitrogen from the air, which is crucial for their growth.
这些细菌帮助植物从空气中固定氮，这对于它们的生长至关重要。
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2. The nitrogen-fixing bacteria in the soil play a vital role in maintaining soil fertility.
土壤中的固氮细菌在维持土壤肥力方面起着至关重要的作用。
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3. In agriculture, these bacteria are used to increase crop yields by fixing atmospheric nitrogen.
在农业中，这些细菌被用来通过固定大气中的氮来增加作物产量。