名词
中文翻译：封面测试
同义词：
['cover test', 'cover trial', 'cover evaluation']
例句：
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1. The company conducted a cover test to evaluate the new product's effectiveness.
公司进行了一个封面测试来评估新产品的效果。
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2. Before releasing the software, the developers conducted a cover test to identify any bugs.
在发布软件之前，开发者进行了一个封面测试来发现任何错误。
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3. The cover test revealed that the product was not as durable as expected.
封面测试显示产品不如预期耐用。