名词中文翻译
中文翻译：测试片
同义词：
['sample', 'specimen', 'trial piece']
例句：
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1.The engineer tested the new machine before it was released to the public.
工程师在机器发布给公众之前对其进行了测试。
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2.The scientist conducted a test piece of research on the effects of pollution on wildlife.
科学家对污染对野生动物的影响进行了一项研究测试。
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3.The company is testing a new type of battery for its electric cars.
该公司正在测试一种新型电池，用于其电动汽车。