在将新的小部件拖到这个canvas上时，编辑器会提供一个可视的指示器(一个绿色的区域颜色)以及一个outline视图以帮助将这个小部件放在理想的位置。
As you drag a new widget onto the canvas, the editor provides a visual indicator, a green area color, and an outline view to help you place the widget where you want it.
位置指示器在所述播放时间棒中移动，并以可视方式告知用户其当前位置处于节目内容中所处。
A position indicator moves within the trick play bar and tells the user visually where his current position is within the program material.
位置指示器在所述播放时间棒中移动，并以可视方式告知用户其当前位置处于节目内容中所处。
A position indicator moves within the trick play bar and tells the user visually where his current position is within the program material.
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