We define member functions similarly to how we define ordinary functions. As with any function, a member function consists of four parts.

成员函数的定义与普通函数的定义类似。和任何函数一样，成员函数也包含下面四个部分。

youdao

There is one crucially important difference between how we define variables and class data members: We ordinarily cannot initialize the members of a class as part of their definition.

定义变量和定义数据成员存在非常重要的区别：一般不能把类成员的初始化作为其定义的一部分。

youdao

This is how we define our photo club.

这是我们图片社对自己的定位。

youdao

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

How can we define it?

我们怎样对它进行定义？

耶鲁公开课 - 文学理论导论课程节选

The person who does that best is Michael Pollan, and when you read his book, In Defense of Food, he spends some time in the book defining what food is and working through this--this quagmire of how do we define food and what's acceptable to eat, what's socially acceptable, what's personally acceptable.

这一点上迈克尔·伯伦做得最好,你们可以看看他写的书《为食物辩护》,他在书中给食物下了定义,并深入地探讨了这个难题,即如何区分食物与能吃的东西,社会普遍接受的东西,个人能够接受的东西

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

It is changing not only how we define success, but also how we get there.

FORBES: Can there be Innovation after 40?

More generally, how does this activity change how we define what economic activity is?

FORBES: Airbnb Had $56 Million Impact On San Francisco: Study

So now I hear that they're going to change how we define planets.

NPR: A Down-to-Earth View of the Planet Debate