名词
中文翻译：细菌指示剂
同义词：
['bacterial marker', 'bacterial test例句：1. The bacteria indicator is used to detect the presence of harmful bacteria in food.（细菌指示剂用于检测食物中有害细菌的存在。）']
例句：
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1. The bacteria indicator is used to detect the presence of harmful bacteria in food.
细菌指示剂用于检测食物中有害细菌的存在。
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2. The researcher used the bacterial indicator to identify the source of the outbreak.
研究者使用细菌指示剂来识别疫情的源头。
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3. The bacterial indicator was crucial in determining the effectiveness of the treatment.
细菌指示剂在确定治疗有效性方面起着关键作用。