He says the two words "really defined the joyous, optimistic and uplifting spirit that seemed to show itself while making the album."

VOA: standard.2009.04.19

And he defined the average in terms of not the sum divided by two, but he chose the geometric mean.

鲍林定义平均并不是,简单相加在除以二，他选择几何平均。

麻省理工公开课 - 固态化学导论课程节选

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

And, he defined a term called the electronegativity.

于是他提出了电负性这个理论。

麻省理工公开课 - 固态化学导论课程节选

He rejects the idea that the city is defined simply by a group of people who inhabit a common territory the same space as it were.

他拒绝将城市简单定义为,一群人住在同一领土上的概念,即同一空间。

耶鲁公开课 - 政治哲学导论课程节选