名词
中文翻译：保护土壤
同义词：
['protective soil', 'protective ground']
例句：
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1.The farmers are working on protecting the precious protective earth.
农民们正在努力保护珍贵的土壤。
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2.The government has announced a plan to protect the protective earth.
政府宣布了一项保护土壤的计划。
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3.The farmer's efforts have helped to protect the protective earth from pollution.
农民的努力帮助保护了土壤免受污染。