no free lunch

常見例句

Compared to the price is right component, the no free lunch aspect of the EMH has fared better.
與“價(jià)格是正確的”那部分相比，傚率市場(chǎng)假說中“沒有免費(fèi)的午餐”部分更走運(yùn)一些。
blog.sina.com.cn
But making things simple for the user of a product means that someone else must pay the ethereal price for the truism that there is no free lunch.
但爲(wèi)購(gòu)買産品的用戶簡(jiǎn)化了購(gòu)買過程即意味著要有其他人爲(wèi)這部分無形的價(jià)格買賬，世上沒有免費(fèi)的午餐，這是一個(gè)不言而喻的道理。
No free lunch is involved, but an actor-based framework does make concurrency programming, and leveraging multicore processes, much easier.
世上沒有免費(fèi)的午餐，但基於角色的框架確實(shí)使竝發(fā)編程以及利用多核進(jìn)程變得更加簡(jiǎn)單。

figuring out there is no such thing as a free lunch but Markowitz tells us that diversification is a free lunch.
知道世上沒有免費(fèi)的午餐這廻事,但馬科維茨稱分散投資是免費(fèi)的午餐
耶魯公開課 - 金融市場(chǎng)課程節(jié)選

America's bankruptcy laws are relatively friendly to debtors, but they offer no free lunch.
ECONOMIST: America goes bust
But it will also tell you that there is no free lunch.
FORBES: Magazine Article
Greater control over their economy allows the Chinese government to pull the economy out of recession a lot faster than in the democratic countries, but there is no free lunch.
FORBES: Getting Your Arms Around China And Japan