There's a transmitter that sends the information to a receiver, one that's either clipped onto an iPod nano or built into the second-generation iPod touch.

一个传送装置将数据发给iPod, iPod nano或者第二代iPod touch都集成了接收器；还有一个电池。

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Nano-TiO_2 photocatalyst can photocatalytically oxidize most of pollutants, especially volatile organic compounds (VOCs) under UV light illumination without second pollution.

纳米二氧化钛光催化剂在紫外光照射下，能将绝大多数污染物彻底氧化分解，且不产生二次污染。

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For the generation of nano-second width pulse, a design is developed by using MOSFET switch. The results of simulation and circuit experiment show the feasibility of the design.

针对其中的关键部分纳秒级窄脉冲的产生，设计利用MOSFET进行实现，并通过仿真和电路试验对方案加以验证。

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The runner-up is the waste-reducing plastic shell enclosing the second-generation iPod nano .

ENGADGET: Switched On: The 2006 Switchies -- Portable Products

The Apple maestro is expected to announce a second-generation iPod Nano, with enough storage for video.

FORBES: MP3 Wars: Apple Versus Microsoft

These days, the past is increasingly less predictive, the future is almost unimaginable, and the present exists for about a nano-second.

FORBES: Leadership: Then and Now