We have known for decades that the presence of noise can improve the performance of certain switch-like systems.

几十年前我们就知道噪音可以提升某些开关类系统的效能。

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In order to boost our sales and profits, we should therefore switch from newspaper advertising to frequent radio advertisements like those for Disc Depot.

为了提高我们的销售和利润，我们应该像 Disc Depot 那样，从报纸广告转向频繁的电台广告。

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They switch to things like herbal teas instead, because they think it's healthier.

他们换成饮用草本茶，因为他们认为这更健康。

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We're keen on the fbt, a phone designed for braille text messaging, and the Tap, which is shaped like a light switch and functions like one too -- when you tap it, the phone turns off so you can live once again in peace.

ENGADGET: LG's concept phone contest winners should please art house gadgetphiles

Just 15 days after the Bay news, Nortel announced a product that combines the features of a telephone switch with a Cisco-like ability to handle Internet traffic.

FORBES: Follow Through

"The fifth base is like a switch - switching on the genes and making cells healthy or diseased, " Alex Olek, the chief executive of Epigenomics, told the BBC.

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