名词
中文翻译：Unknown
同义词：
['contaminant counter', 'pollution counter']
例句：
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1. The contamination counter is usedto measure the level of pollutantsin the air.
污染控制台用于测量空气中污染物的水平。
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2. The contaminant counterwas designed to detect and prevent the spreadof diseases.
污染控制器被设计用来检测和预防疾病的传播。
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3. The pollutioncounter measures the amount ofpollutants in the environment.
污染计数器测量环境中污染物的量。