COD不是细菌控制的关键因子。

COD wasn't the key factor of microbial control.

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这可以帮助控制细菌的传播。

This may help contain the spread of bacteria.

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(疾病控制中心)称洗手是防止细菌传染的最佳方式。

Handwashing is the best way to avoid spreading infection, according to the CDC.

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伙计，控制一下自己的情绪！实际上，这些细菌有的对你是很有好处的。

Get a hold of yourself, man! Some of these bacteria are actually good for you.

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效果：帮助有效控制细菌并坚固牙齿表面。

Result: This will help control bacteria and will harden the surface of your teeth.

youdao

效果：帮助有效控制细菌并坚固牙齿表面。

Result: This will help control bacteria and will harden the surface of your teeth.

youdao