In this case, more information about the magic potion is available in the program than is ever displayed to the user.
这种情况下展示给用户关于魔法药剂的信息将会比平时更多。
A lot of work goes on behind the scenes to make this magic happen, but it's virtually invisible to the user.
完成这项操作的许多工作都是在幕后进行的，用户实际上是看不见这些的。
It was really magic for me, afirst-time user of Ubuntu. On Windows, you have to first buy the license, download or buy the software, and then follow the instructions to install it.
是的，这对我第一次使用Ubuntu的用户来说的确非常神奇，在Windows上你还需要为软件购买许可，下载，然后按照说明安装，但是在Ubuntu上你只需用“apt-get install"来搞定几乎所有事情。
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