名词
中文翻译:Unknown
同义词:
['effectiveness', 'efficiency', 'efficacy']
例句:
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1. The new design is more effective in reducing noise pollution.
新设计在减少噪音污染方面更有效。
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2. The company's new product has an effective diameter of 50mm.
该公司新产品的有效直径为50毫米。
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3. The effectiveness of this method was tested on a small sample of patients.
这种方法的有效性在一小群患者身上进行了测试。