While you don't have much control over the speed of your metabolism, you can control how many calories you burn through your level of physical activity.

虽然你无法控制新陈代谢的速度，但您可以通过体力活动来控制消耗卡路里的多少。

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In 2011, for the first time in 20 years, Pirelli will supply Formula 1 racing teams with tyres to burn up at high speed.

时隔20年，倍耐力将在2011年成为一级方程序赛车的高速轮胎供应商。

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The goal is to reduce their "burn rates", or the speed at which they are getting through their backers' money.

他们的目的是降低”烧钱速度”，或者说是减缓投资者所提供资金的消耗速度。

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Another burn on February 8 will bump NEAR's approach speed to 22 mph and put it back on its original track to the asteroid.

CNN: NEAR and Eros

With a fuel burn 30% less than a typical light jet and a cruise speed of more than 345 mph, the King Air 250 really zips along.

FORBES: The Most Successful Aircraft Design Gets Even Better

While the fires still threatened some 25, 000 homes, the burn rate in the region -- a measure made up of factors like wind speed, humidity and available fuel -- was significantly lower Thursday, a spokeswoman at the California Department of Forestry and Protection said.

CNN: Firefighters gain ground in California, but death toll rises