尽管错误对话框对程序员来说很有意义，但是它们对终端用户的意义却很小。

Although they make sense to a programmer, I think they tend to make little sense to the end user.

youdao

即使你觉得这样也是可行的，但是通常由于终端程序员无法准确的实用类成员，如果有没有使用权的控制，那么我们就无法去阻止错误的发生。

Even though you might really prefer that the client programmer not directly manipulate some of the members of your class, without access control there's no way to prevent it.

youdao