由于它们的能源消耗并不随热量摄入的减少而减少，这些小鼠减轻了的体重能维持不变。

And because their energy expenditure did not reduce along with their calorie intake, the weight stayed off.

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术后体重的降低是由于他们的脂肪细胞收缩，但是细胞的总量维持不变。

Weight loss after the surgery was due to shrinkage of their fat cells, but the total number of the cells stayed constant.

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术后体重的降低是由于他们的脂肪细胞收缩，但是细胞的总量维持不变。

Weight loss after the surgery was due to shrinkage of their fat cells, but the total number of the cells stayed constant.

youdao