A man named Phil Maffetone, who had done a lot of research with the monitors, contacted me.

一个叫Phil Maffetone的人已经做过许多有关心率表的研究，他联络我了。

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Maffetone told me that below this number that my body would be able to take in enough oxygen to burn fat as the main source of fuel for my muscle to move.

Maffetone告诉我低于此心率，血液能够获得足够的氧气，燃烧作为主要燃料的脂肪，使肌肉动作。

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