虽然它可以是一个好办法省钱，您只是不知道发生了什麽事情的。
While it can be a good way to save money, you just never know what took place with it.
您只是通过人们的角色身份认识他们，但您不知道他们是您的邻居还是世界那头的某个人。
You know people simply by their avatar identity, but you don't know if they're your neighbor or someone halfway across the world.
答案很简单，您的确知道您在测试什么，只是不知道您所了解的内容，因为您不习惯按这样的方式进行思考。
The short answer is that you do know what you're testing, you just don't know you know because you're not used to thinking that way.
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