回复：电脑的屏幕转90度。

来源: 于 2008-12-02 11:07:27 [旧帖] [给我悄悄话] 本文已被阅读：次

ctrl+alt+ (arrow)

where (arrow) is:

Up arrow - normal orientation
Down arrow - upside down
Right arrow - Right side of screen is top
Left arrow - left side is top.