the devil is in the details
细节决定成败
口语·提醒注意细节
英文释义
Difficulties or problems are often hidden in the small details, so it is important to pay close attention to them.
例句
The plan looks great, but remember, the devil is in the details.
典故来源
源自德语谚语“Der Teufel steckt im Detail”，强调细节中隐藏的复杂或问题。