The phrase "付出代价" in English is "pay the price" or "pay a price". This phrase comes from the idea that in order to achieve something or gain something, one must be willing to give up something in return. For example, if you want to succeed in your career, you may have to put in long hours and sacrifice time with your family. Here are some examples of how to use this phrase in English:

"He paid the price for his mistakes and lost his job." (他因犯错误而付出代价，失去了工作。)

"She had to pay a high price for the designer bag, but she didn't mind because it was worth it." (她不得不为那个名牌包包付出高昂的代价，但她并不在意，因为它值得。)

"They are willing to pay the price for freedom and are fighting for their rights." (他们愿意为自由付出代价，并为了自己的权利而战。)