如果你觉得太累，可通过相反的方式试之。按住左侧鼻孔并通过右侧鼻孔呼吸。稍后你将会感到精神倍增。

If you feel too tired, do it the opposite way. Close your left nostril and breathe through your right nostril. After a while, you will feel refresh again.

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按住Cm d键并且上下滑动鼠标滚轮可以让你向左侧或是右侧浏览文档。

Hold down the Cmd key and scroll up or down allows you to navigate the document left or right.

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按住Cm d键并且上下滑动鼠标滚轮可以让你向左侧或是右侧浏览文档。

Hold down the Cmd key and scroll up or down allows you to navigate the document left or right.

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