Scenario 2: Unexpected active window.

场景2：未预期的活动窗口。

youdao

You can switch the active window by pressing the ALT and TAB keys simultaneously.

同时按下alt和TAB键可以切换活动窗口。

youdao

The scrollbars had to look different if the window was the currently active window or one of the background Windows.

滚动条必须看起来不一样，以区分活动窗口和背景窗口。

youdao

So to get his attention, I switched to my word processor, typed a long message, copied it to my clipboard, copied my clipboard over to his clipboard, and pasted the message into his active window.

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The buttons are active, but all they will do is open a new window for you.

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