名词
中文翻译:工作物质
同义词:
['active ingredient', 'active principle例句:1. The drug works by blocking the receptors in the brain.(这种药物通过阻断大脑中的受体起作用。)']
例句:
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1. The drug works by blocking the receptors in the brain.
这种药物通过阻断大脑中的受体起作用。
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2. The new medicine contains a working substance that has been tested to be safe.
这种新药含有一种经过测试证明安全的活性成分。
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3.The scientist discovered a new way to extract the active substance from the plant.
科学家发现了一种新的方法,可以从植物中提取出活性成分。