Need to cool something extra-fast? New research suggests that lasers might do the trick.

需要急速冷却东西吗？新的研究表明激光也许能解决这一难题。

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What's more, demand for animal products in developing countries is growing so fast that meeting it will require an extra 300 million tons of grain a year by 2050.

此外，发展中国家对动物产品的需求增长如此之快，以至于到2050年时每年将需要额外增加3亿吨谷物才能满足需求。

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Eating too fast is one reason people pack on extra pounds.

吃饭太快也是发胖的重要原因之一。

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It has an extra button for changing tracks and fast-forwarding through music CD selections.

CNN: IDG.net - Recordable and rewritable CD drives: Permanent, portable storage

That chip supply is improving gives Apple fans the chance to have the fastest chip without the extra options--apparently, there are more of the fast chips than there are Superdrives.

FORBES: Ten O'Clock Tech: Apple Offers Lower-Priced G4

The optional, extra-cost, 4G LTE cellular-data capability made it feel like I was always on a fast Wi-Fi connection.

WSJ: The New iPad Review: Faster, Sharper and Thicker | Walt Mossberg