通过组合常见的图标和可见的命令表示，例如使用鼠标单击按钮，计算机逐渐为人们所熟悉，变得像电话一样平常。
By combining familiar ICONS and visual command gestures, such as clicking a button with a mouse, the computer has become as familiar to most people as the telephone.
重复性的动作，比如打电话、用弯曲的手腕打字或者使用鼠标。
Repetitive motions, such as using the phone, typing with bent wrists and using a mouse.
电脑键盘、鼠标以及电话拨号盘上的微生物数量是厕所坐便器的400倍。
Computer keyboard, mouse and telephone dial are home to 400 times as many microorganisms as the toilet bowl.
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