Still, in some applications, nano-materials gum up the works, or break down after a few dozen charges and discharges, experts say.

然而，专家说，在某些应用条件下，纳米材料反而不利，或是会在几十次充放电后发生衰减。

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On the top of the nano are a Sleep/Wake button and shuffle-like Volume Down and Volume Up buttons.

在 nano 的顶部有个睡眠/唤醒按钮以及和 shuffle 类似的音量降低和音量升高按钮。

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Now, Apple has stumbled upon an interesting observation about the iPod nano; many people have started to use it as a watch. A whole side industry has popped up that creates watchbands for iPod nanos.

而现在，苹果在无意间以它的iPad nano开创了一个有趣的新功能：很多人都开始拿nano当做手表来用，于是一个专门为iPod nano制作手表带的整条产业链诞生了。

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It seems like this technology will not be available for mass production for a couple years yet, so the first generation iWatch may look more like a souped-up iPod Nano or a slimmed-down screen iPhone on a strap than a snap bracelet.

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He has recently leaded a team of researchers to set up a Nano-Electronics Center at the University of Surrey.

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In nearby Greensboro, International Textile Group, a collection of rolled-fabric makers bought out of bankruptcy by financier Wilbur Ross, is coming up with new products for affiliated company Nano-Tex, which develops textile applications on the nano scale.

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