Hospitals started using automatic faucets about ten years ago.

大约十年前医院开始使用自动水龙头。

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So the study should not concern most users of automatic faucets in public bathrooms.

因此这项研究并不担心公共洗手间自动水龙头的大部分用户。

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She says the automatic faucets contain more parts, so there are more areas where bacteria could grow.

她表示，自动水龙头含有更多部件，因此也存在更多能让病菌滋长的地方。

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Automatic faucets use an electronic sensor to start and stop the flow of water when people wash their hands.

VOA: special.2011.04.06

Dr.Emily Sydnor says the automatic faucets contain more parts, so there are more areas where bacteria could grow.

VOA: special.2011.04.06