In comparison to the life span this relationship is "inverted": the larger the organism the lower its metabolic rate.

与寿命相比，这种关系是“反向的”：生物体越大，其代谢率越低。

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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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And the number of couples that included a high earner and a low earner in the relationship decreased by 2.8 per cent from 28.6 to 25.8 per cent in the same time span.

同时，夫妻双方一个高收入者和一个低收入者也从28.6%下降到25.8%，下降了2.8个百分点。

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