名词
中文翻译：黑土
同义词：
['black soil', 'dark earth']
例句：
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1. The black soil is rich in nutrients that plants need to grow.
黑土富含植物生长所需的养分。
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2. Farmers use black soil to grow crops that are high in protein.
农民使用黑土种植高蛋白的作物。
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3. The black soil has a unique ability to retain water and nutrients, which makes it ideal for farming.
黑土具有独特的保水和保肥能力，这使得它非常适合农业种植。