名词
中文翻译：尿素衍生物
同义词：
['urea compound', 'urea salt']
例句：
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1.Urea derivatives are widely used in agriculture to improve soil fertility.
尿素衍生物在农业中被广泛使用，以改善土壤肥力。
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2. The urea derivative was found to have a higher yield than the traditional method.
这种尿素衍生物比传统方法的产量更高。
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3.Urea derivatives can be used as a preservative in food storage.
尿素衍生物可以用作食品储存中的防腐剂。