There are free lunches的意思|示意

But there are no free lunches.

但天下没有免费的午餐。

There are no free lunches in business. You have to work hard to succeed.

商场上没有免费的午餐，你必须努力工作才能成功。

No. I said free lunches, the children don't have to pay for them. And there are many lunches involved, you know, a lot more than three.

男：不是。我说的是免费午餐，也就是孩子们不必付钱。而且你知道，这里面包含了很多次午餐，远远多于三次。