每克脂肪比每克糖的热量大两倍还多。

Every gram of fat has more than twice the calories of a gram of sugar.

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每克体重，老鼠比大象消耗更多能量是众所周知的。

That a mouse expends more energy per gram than an elephant does is well known.

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每克体重，老鼠比大象消耗更多能量是众所周知的。

That a mouse expends more energy per gram than an elephant does is well known.

youdao