名词
中文翻译：衍生物
同义词：
['derivation', 'derivatives']
例句：
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1.The chemical structure of a drug is often derived from its natural source.
药物的化学结构通常源于其自然来源。
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2. Derivatives are used to describe products that are made by modifying the original material.
衍生物用于描述通过修改原始材料制成的产品。
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3.The company's new product line is based on a derivative of the existing model.
该公司的新产品线基于现有型号的衍生物。