a period when all lights must be turned out or covered to prevent them being seen by the enemy during an air raid (空袭期间的)灯火管制 ■(一般作 blackouts)dark curtains put up in windows to cover lights during an air raid (空袭期间灯火管制用的)黑窗帘 ■a failure of an electrical power supply 断电,停电 due to a power blackout their hotel was in total darkness. 由于停电,他们的宾馆一片漆黑。 ■a moment in the theatre when the lights on stage are suddenly dimmed 舞台黑场(指剧场中舞台灯光的瞬时暗淡) ■a suppression of information, especially one imposed on the media by government 新闻管制,消息封锁 there is a total information blackout on minority interests. 有关少数人利益的消息被完全封锁了。