这个播放器另外一个漂亮的特点是：你可以很容易地在全屏收看视频和幻灯片之间来回切换。

Another neat feature of the player is that you can easily switch between watching a full-screen version of the video and the slides.

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视频画面质量非常高。 这是由于嵌入播放器提供的是高清模式，即便是全屏模式，视频画面开起来也非常清晰。

The video quality is very high and thanks to the fact that the embedded player comes with an HD mode, these videos also look very good in full-screen mode.

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