Definition or define, depending on which sort of piece of history you come from.

也就是定义或者解释,取决于你来源于那段操作历史。

麻省理工公开课 - 计算机科学及编程导论课程节选

We'll look at things--sectors say they're cheap or expensive and exploit the opportunity; but at least in terms of how I define market timing, it wouldn't be included in that definition.

关注研究资产和行业的细节,看它们是便宜了还是贵了,来发掘投资的机会,但至少在我所定义的市场时机选择方面,并不包括这些

耶鲁公开课 - 金融市场课程节选

By definition I'm going to define gamma by Cp over Cv by definition.

把Cp/Cv记作γ,这完全是定义。

麻省理工公开课 - 热力学与动力学课程节选

If we defined food differently: that it's something that nurtures the body, something found in nature, something that doesn't harm the environment-- there are a number of criteria one can apply to define a food-- then we might come up with a different definition than this, but this is the way the nutrition field generally looks at it.

如果我们给出不同的定义,滋养身体的物质,在自然界找到的物质,不会威胁到身体的物质,有很多标准可以拿出来定义食物,我们也许可以就此重新进行定义,但这就是营养学看待食物的方式

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

OK, delta H is delta of u plus pV. By definition that's how we define enthalpy up here.

好，ΔH=Δ,根据定义，这就是我们。

麻省理工公开课 - 热力学与动力学课程节选