Your metabolic rate is the speed at which your body transforms food into energy.

你的新陈代谢率就是你身体将食物转换成能量的速度。

《柯林斯英汉双解大词典》

Like the life span, the metabolic rate has for different organisms a fixed mathematical relationship to the body mass.

就像寿命一样，不同生物的新陈代谢率与身体质量有着固定的数学关系。

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To obtain empirical data regarding the energy costs of singing, Thomas examined the relationship between song rate and overnight changes in body mass of male nightingales.

为了获得有关唱歌能量消耗的经验数据，托马斯研究了鸣声率与雄性夜莺在夜间的体重变化之间的关系。

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This has allowed Middlebury to be more selective about its student body: The acceptance rate dropped from 26% to 18% over the same period.

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It "tends to spread to many, many parts of the body at an alarming rate, " says Memorial Sloan-Kettering Cancer Center melanoma expert Jedd D.

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But they add that the high rate of body fat among the relatives of the carriers suggests that the mutations do not, by themselves, account for obesity.

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