你可以如往常一样，正常使用鼠标，但记住无需双击打开应用。
Use your mouse as you would normally, though remember that you don't need to double-click to open apps.
激活某一个选择(通过双击鼠标，或按下空格键)会让对应的项目在编辑器中打开。
Activating a selection (by double-clicking with the mouse, or pressing the spacebar) causes the corresponding item to be opened in the editor.
打开后图像就画出来了。按住鼠标右键，划动鼠标，在图像上选择你想显示的范围，然后在此范围内双击。
The plot is there. Move mouse while holding mouse right button to select a region which you want to enlarge. Then double click inside the region.
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