Drag out a new screen by pressing the mouse on the icon to the left and dragging away.
通过点击并拖动左侧的图标来拖动出一个新的屏幕(screen)。
One of the great things about not using a slide presentation is that you do not have to hide behind a lectern pressing the mouse.
不使用PPT的另一个好处就是你不用一直待在讲台上，不停地按着鼠标。
Selecting text with the mouse or keyboard and pressing F7 will result in the text being automatically entered into the search text area when the window opens.
用鼠标和键盘选择文本，窗口打开时，按F7键就可将文本自动输入到搜索文本区。
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