But the key difference is mantis shrimps are able to do this across the whole spectrum of light, whereas DVD or CD players have a much narrower band to work with.

而二者的主要区别在于，螳螂虾能够转换整个光谱的光，而DVD机或CD机只能转换很窄波段中的光。

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You may normally boot from a hard drive, but you may sometimes need to boot from a floppy disk, a USB memory key, a CD or DVD, or a network.

您可能通常从硬盘驱动器引导，但有时可能需要从软盘、usb内存密匙、CD或DVD，或者网络引导。

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The DVD illustrates key clinical problems encountered in psychiatry, psychology, or social work and proven solutions gathered over many years of actual clinical experience.

说明该DVD中遇到的问题主要临床精神病学，心理学，社会工作及以上或实际临床经验多年收集的成熟解决方案。

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Tuesday afternoon, Digg CEO Jay Adelson had posted a message on his blog explaining that the site was removing links to articles that featured the newly cracked HD-DVD encryption key, which can be used to decrypt the high-definition discs and copy their content.

FORBES: Digg's DRM Revolt

The latest deals were key for HD DVD, says Tom Adams, president of Adams Media Research.

WSJ: Blu-ray or HD DVD: Which Side Are You On?

More importantly, HDi is the key to HD DVD's better navigation around menus, and its instinctive ability to interact with the outside world.

ECONOMIST: Can Toshiba��s David topple Sony��s Goliath?