But what about Open Source Operating Systems?
但开源操作系统怎么了？
Of course there were better operating systems.
当然，也曾经有更好的操作系统。
All operating systems know when they were born.
所有操作系统都知道自己是什么时候诞生的。
A few similar Unix operating systems are available.
有一些类似unix的操作系统也有这种保护。
To replace the currently available operating systems.
代替现有的操作系统。
You need support for multiple guest operating systems.
需要支持多客户操作系统。
This is our operating systems course of a project.
这是我们操作系统课程的一个项目。
This will be a big year for new operating systems.
今年将是新操作系统纷纷登场亮相的一年。
Common look and feel across different operating systems.
跨不同操作系统的公共外观。
But these early operating systems, they had a problem.
但是这些早期的操作系统，他们有一个问题。
In fact, it marries the two operating systems quite nicely.
实际上，它把这两种操作系统很好地结合在一起了。
UNIX is one of the most secure operating systems available.
UNIX是目前最安全的操作系统之一。
Free operating systems are set up for instant gratification.
自由操作系统是为完全满意而设定的。
This concept is at the base of operating systems theory.
这个概念是操作系统理论的基础。
All modern operating systems provide a basic screen magnifier.
所有的现代操作系统都提供一个基本的屏幕放大器。
Operating systems can be brought to a halt by a Trojan Horse.
操作系统可能会因为木马病毒的攻击而中止。
Android is one of the most open mobile operating systems out there.
Android是目前最为开源的移动操作系统之一。
The security of operating systems from abroad is hard to trust.
从国外引进的操作系统，其安全性难以令人放心。
And the essence of both operating systems is at the command line.
而且两者操作系统的本质在指令行。
The operating systems claim to support plug and play functionality.
操作系统声称支持即插即用功能。
The number is the same across operating systems and driver versions.
这个数字跨操作系统和驱动程序版本是相同的。
There are no plans to create a similar driver for other operating systems.
目前微软还没有计划要为其他操作系统平台提供类似的驱动。
Operating systems need to use only hardware can provide some functions.
操作系统需要使用一些只有硬件才能提供的功能。
There are also other readers that work with different operating systems.
还有其他读者，与不同的操作系统。
Which operating systems are you using, at work, at home, and on the road?
它的操作系统是你使用，在工作，在家中，对道路？
Linux can catch up with other operating systems in that respect pretty easily.
Linux在这方面可以轻松地赶上其他操作系统。
And, perhaps most interestingly, all will be running different operating systems.
也许最有趣的是，所有这些平板电脑将会运行不同操作系统。
How much control the consumer has over the operating systems, hardware, and software.
使用者对操作系统、硬件和软件的控制能力水平。
They run directly on the hardware with guest operating systems running on top of them.
它们直接运行在硬件上，虚拟的操作系统又运行在它们之上。
They run directly on the hardware with guest operating systems running on top of them.
它们直接运行在硬件上，虚拟的操作系统又运行在它们之上。
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