A second possibility, for more power-hungry devices, is to fire a finely focused infrared laser beam at a photovoltaic cell, which converts the beam back to electrical energy.

第二种可能性则能应用在更加耗电的设备上。其原理是发射一道精确聚焦的红外激光线，击中光伏电池，由此能够将光束转换回电能。

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There is tremendous power in giving laser-beam-focused attention to just one idea, one project, or one objective at a time.

在一个时间，给一个念头，一项工程，或者一个目的给予激光束聚焦般的关注力量是很强大的。

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My initial ideas focused on laser beam-type duels between friends in front of the camera.

我最初的想法是让朋友们在摄像机前面进行星球大战那样的激光剑格斗。

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They placed a sample of each in a machine that shook them about, and focused a laser beam on each sample.

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They have focused like a laser beam on the holy grail of compensation carried interest.

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He had the entire traditional political press corps and mainstream media focused on him like a laser beam by utilizing one of the most old school tools available to a senator -- the filibuster.

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