1. (用鼠标)双击
If you double-click on an area of a computer screen, you point the cursor at that area and press one of the buttons on the mouse twice quickly in order to make something happen.

e.g. Go to Control Panel and double-click on Sounds for a list of sounds.
进入“控制面板”双击“语音”图标就能看到所有的声音选项。