进行测试的时候，测试人员可以使用该工具对测试中的应用抓取图片，或者甚至录制测试过程的部分或者完整屏幕视频。

As the test is being run the tester can use the tool to capture images of the application under test, or even partial or full screen video of the test being run.

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例如，桌面可以作为媒体来源，您可以录制对视频文件的屏幕播放。

For instance, your desktop can be a media source, and you can record a screencast of your operation to a video file.

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所有这些工具都提供相似的功能，不过Screenr之所以突出，是因为使用它录制屏幕视频，并与好友分享的过程非常之简单。

All of these tools offer a similar range of features, though Screenr stands out because of how incredibly easy it is to record a screencast and share it with your friends on Twitter.

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