按住Ctrl键并点击鼠标右键可以打开菜单。

Hold down the ___Ctrl key and right-click to open the menu.

我们的总部在CTL区域，靠近火车站。

Our headquarters is in the ___CTL area, close to the train station.

工程师正在监测设备的CTL参数以确保安全运行。

The engineer is monitoring the ___CTL parameters of the equipment to ensure safe operation.