The radio blackout ends as the spacecraft slows down.随着航天飞机减慢速度,无线电通信又重新恢复....blackout curtains.遮光幕帘A technique to prevent this is load shedding by rolling blackout or voltage reduction brownout.一种技术,以防止这种情况是由轧制负荷减少停电或电压...
She had a blackout and couldn't remember anything about the accident.她眼前一黑，那场事故就怎么也想不起来了。The hospital has an auxiliary power system in case of blackout.这家医院装有备用发电系统以防灯火管制.The radio blackout ends as the spacecraft sl...