To the left of all that are a pair of small knobs, a switch, and two pushbuttons.
这些的左侧是一对小旋钮、一个电门和两个按钮（译注：作者笔误，应该是3个）。Below and to the left are another pair of black switches; these turn on and off hydraulic A and B power to the speed brakes.
两个电门下方靠左的是另一对黑色电门；它们用于接通或切断液压系统A与B对减速板施加的作用力。To the right of that is a switch and a light -- flip the switch to make the passenger oxygen valves fall down from the ceiling.
刻度表的右侧是一个电门和一盏指示灯——拨动这个电门可以放下乘客的氧气面罩。To the right of the IRS panel is the SERVICE INTERPHONE switch, which turns on a backup system for talking with the flight attendants.
IRS面板右边是SERVICEINERPHONE（服务对讲机）电门，用于开启一套与空乘人员通话的备用系统。The light to the right of it illuminates if the flight recorder fails.
当飞行记录仪出现故障时，电门右侧的指示灯会亮起。All the switches, dials, and knobs in the cockpit control the various aircraft systems, and every aircraft has different systems.
驾驶舱中的电门、仪表盘和旋钮都控制着飞行器的各个系统，并且不同飞机具有的系统也不一样。The lights illuminate when a generator is not powering systems because another generator is doing the job for it.
电门上方某个蓝色指示灯亮起时，表示该发电机并没有为系统供电，其作用已经被其他发电机取代。The red switch turns on the system, and then the smaller switch to the right raises or lowers the flaps.
用红色的电门开启系统后，可通过它右边那个较小的电门抬起或降低襟翼。The switch turns on and off the emergency exit lights, and the light indicates when the exit lights are illuminated.
其中的电门可以开闭应急出口照明灯。照明灯打开时，指示灯会亮起。