As explained in Adding a new device, you need to decide which situation fits your needs.

在添加新设备中已说明，您需要决定哪种情况适合您的需求。

youdao

That's just one example of a situation in which it's useful to access a mashup using a pervasive device.

这只是使用普通设备来访问Mashup的实用情况的一个例子而已。

youdao

In our present situation, the v4l2src plug-in is the video4linux2 source; its default behavior is to find the first supported video device known to the kernel and stream video off it.

在本文中，v4l2src插件是video4linux 2源；其默认行为是查找内核能够识别的第一个支持的视频设备及其生成的流视频。

youdao

And then the issue is just when you make a purchase, you ought to be able to enjoy that song on any device, in any situation that you want - that music consumers aren't by default thieves.

NPR: Apple's Jobs Argues Against Song Protections

The carrier's booth at tonight's MobileCon 2012-related event had the latter device, but wasn't able to turn it on for us (a situation that we've sadly come to expect with virtually every public appearance by a WP8 device).

ENGADGET: Nokia Lumia 810 for T-Mobile hands-on Mobile

The competitive intensity and stakes in the mobile device and software business are as high as any situation I can recall, however, and Apple and Microsoft are the two best digital companies in the world.

FORBES: Windows Phone Beats iPhone by 2015? Not Likely!