生成键盘按下和释放事件。

Generating keyboard press and release events.

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通过按下 Cyclops 键盘上适当的按钮，盲人可以“阅读”任何英文打印文件。

By pressing the appropriate buttons on Cyclops's keyboard, a blind person can "read" any printed document in the English language.

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在显微摄影时，由于显微镜内安装有特制的相机，我们只需要教会医生如何获得最佳的光线和锐度，他们按一下键盘就可以拍照了。

In microphotography, there are specialized cameras built into the microscopes-doctors can take photos using a keyboard after we teach them how to set these up for best lighting and sharpness.

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