something for nothing

基本解释

How can we have confidence in a product that offers something for nothing?
我们怎样能对一个只求奉献不求回报的产品抱有信心呢？
A key issue is cost: there is no something for nothing in international finance.
一个关键问题是成本：国际金融领域中没有任何免费提供的东西。
Have we forgotten their warning to be especially wary of the demagogues who promise us something for nothing?
我们是否忘记了他们警告：一定要特别小心那些吹嘘不劳而获的蛊惑民心的政客。？

"There's been too many deals made and too many people see this as getting something for nothing."
When Milton instructs his muse, "Say first, for Heav'n hides nothing from thy view," there's something more here than the primary sense of the word, which is just "first in sequence."
弥尔顿写到缪斯的时候，“请先说，天界和地狱深渊在您的眼中，一切都了如指掌“,这句中“先“除了它本身的意思“最先“之外，还有其他的含义“
耶鲁公开课 - 弥尔顿课程节选
Now we might at first think that Satan's vaunting here is the product of nothing more elevated than hate and a desire for revenge, but Milton's doing something truly extraordinary.
我们首先会想到撒旦之所以在这里自吹自擂,不过是因为他的仇恨和复仇的欲望，不过弥尔顿在这里做了不同寻常的艺术处理。
耶鲁公开课 - 弥尔顿课程节选

Then again, getting something for nothing is a concept that MTV should be familiar with.
FORBES: Is MTV Aging Well?

If you get something for nothing, you get something you want, such as money, without having to work or make any effort.