The U.S. bacterial limit is no more than 500 colony-forming units of bacteria per milliliter of water.

美国的细菌数量上限是每毫升水不超过500个菌落形成单位。

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Last year, researchers engineered an entire colony of bacteria to periodically fluoresce in unison, and we can expect many more papers exploring the behaviour of collections of cells.

去年，整个细菌工程队研究人员定期用荧光一致染色，我们期待这能有更多关于探讨细胞集合行为的论文。

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Each time they found the same effect: the closer a nutrient-deprived colony grew to bacteria in a nutrient-rich medium, the slimier the former got.

每次他们的试验结果都一样：处于营养贫乏培养基种的细菌菌落越是靠近生长于富营养基中生长的细菌，那么前者越粘稠。

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An experimental colony of bacteria stranded in space by problems with the space shuttle survived for six years.

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Instead, three bearded, casually dressed speakers compared the Net to a colony of bacteria and talked about implants that let people interact with computers and eyeglasses that can tell whether the girl you're ogling might want a date.

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The winner, however, was Steve Meretzky, developer of Zoo Tycoon, whose concept game Bac Attack pits players armed with light and radiation against a bacterial colony in a petri dish -- when the player is inevitably overwhelmed by the bacteria, Steve suggests calling the government to arrange a sale.

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