名词
中文翻译：根瘤菌
同义词：
['root nodule', 'rhizobium例句：1. Root nodules are important for plant growth because they provide nutrients to the roots.（根瘤对植物生长很重要，因为它们为根部提供养分。）']
例句：
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1. Root nodules are important for plant growth because they provide nutrients to the roots.
根瘤对植物生长很重要，因为它们为根部提供养分。
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2.Rhizobium bacteria can fix nitrogen from the air and make it available to plants.
根瘤细菌可以从空气中固定氮气并将其提供给植物。
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3. The soil in this area is rich in organic matter, which is essential for plant growth.
该地区的土壤富含有机物质，这是植物生长所必需的。