Operating systems control the key functions of computers.

操作系统控制着电脑最重要的一些功能。

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Drag-and-drop functions are a much-desired feature of individual applications and of entire operating systems.

拖放功能对于单个应用程序和整个操作系统而言都是必须的。

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Some of the features will be familiar to Apple Mac users as similar functions have been rolled out in Mac operating systems.

一些特征将为苹果电脑用户所熟悉，这些为人熟悉的功能在苹果操作系统上已经被大量应用。

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M-GO is available on all major platforms and functions on a full spectrum of operating systems ranging from Android to iOS to Windows.

ENGADGET: M-GO video on-demand movie service launches, streams to PCs, Samsung and Vizio players

But mobile presents a challenging environment with the rise of numerous operating systems, multiple device types and a diverse range of functions across devices.

FORBES: Worklight Brightens IBM's Mobile Strategy