Whose mistake is it, anyway?

• 到底是谁的错

Whose mistake is it, anyway?的用法和样例：

例句

1. They are disputing whose fault the accident was.
   他们在争吵这场事故到底是谁的错。
2. When a user enters something unintelligible by the computer's standards, whose fault is it?
   当用户输入了一些按计算机标准不能理解的数据时，这到底是谁的错？