There's no such thing as a free lunch.

就像他们说的，天下没有免费的午餐。

In the world of programming languages, there's no such thing as a free lunch.

在编程语言领域中，没有任何免费的午餐。

So, just as there's no such thing as a free lunch, there are really no free apps.

所以说，既然没有免费午餐这样的好事，也就没有真正免费的应用程序。

And who said there's no such thing as a free lunch? Well, with my Oslo Pass, the trip and the lunch are included.

谁说世界上没有免费的午餐？我只要持奥斯陆通行票，就可以免费乘船，也可以免费享用午餐。

Which means that even when food is offered, there's still no such thing as a free lunch.

这意味着，尽管有人送你食物，但天下还是没有免费的午餐。