I did have to fiddle around with my set-up.

的确我要在设置上花些功夫掌握。

When you are immersed in a virtual game using a head-mounted 3d display, you cannot just take it off to fiddle around with control buttons.

当你通过头戴式3d显示设备沉浸在一款虚拟的游戏中的时候，你需要不停地控制按键，不能够把它摘下来。

Yes, you probably could fiddle around with seeking and writing directly on disk, but what if something caused the file to change on disk while you were doing that?

是的，你可能可以摆弄寻求和直接写在磁盘上，但如果有什么引起的文件更改磁盘上的你这样做吗？

Ever have friends over who go on your PC and fiddle about with your Settings and move your files around?

曾经拥有操作你的计算机并且搞乱你的计算机设置同时到处移动你的文件的朋友吗？

Do not fiddle the TV around, you are gonna break it.

不要玩电视机。你会弄坏的。