名词
中文翻译：Unknown
同义词：
['test', 'trial', 'pilot test', 'preliminary test']
例句：
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1. 预测试；预先测试2.
在正式考试之前进行的
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1. Before the final exam, we conducted a pretest to assess our understanding of the material.
在期末考试前，我们进行了一次预测试，以评估我们对材料的掌握程度。
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2. The teacher gave us a trial to help us understand the concept better.
老师给了我们一个试验，以便我们更好地理解这个概念。
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3. The pilot test was successful, and we were able to refine the process before launching it on a largerscale.
初步试验成功，我们能够完善流程，然后在更大范围内推广。