While he was walking, his blood had kept all parts of his body warm.

VOA: special.2010.05.01

The Romer scale was, Romer was a Dane, and he defined freezing of water at 7.5 degrees Roemer, and 22.5 degrees Romer as blood-warm.

他的罗默温标，定义水的冰点,是7。5，罗默度，温血的温度是22。5，罗默度。

麻省理工公开课 - 热力学与动力学课程节选

Two reference points, freezing and blood-warm, you know,the human body.

两个参考点，水的）冰点和温血，也就是人的体温。

麻省理工公开课 - 热力学与动力学课程节选