But the devil is in the details.

细节决定了成败。

youdao

But the devil was entirely in the details of address parsing.

但问题就出在地址解析的细节中。

youdao

Obama's call on Wall Street yesterday to support "the most ambitious overhaul of the financial system since the Great Depression" is welcome – but the devil, as ever, will be in the detail.

奥巴马昨天呼吁华尔街支持“自大萧条以来最雄心勃勃的金融系统改造”，这一呼吁受到了欢迎—但是与往常一样“魔鬼”存在于细节。

youdao

But he said this about Hell: "I have made a deal with the devil.

VOA: special.2009.03.22

But the devil is in the details or, in this case, the lack thereof.

FORBES: Ukraine Is More Western Than You Think: The Trial of Yulia Tymoshenko

It is used in some limited circumstances, but the devil is always in the details.

FORBES: Magazine Article

Possibly, but the devil is in the details, and the details are anyone's guess.

ECONOMIST: In the air