black-out
n
1
(a) period when all lights must be put out or covered, esp as a precaution during an air attack 灯火管制期(尤指为防空袭的)
Curtains must be drawn during the black-out. 在灯火管制期间必须拉上窗帘.
(b) period of darkness caused by an electrical power failure 停电.
(c) (theatre 戏) extinguishing of stage lights, eg at the end of a scene 舞台熄灯(如在戏剧中一幕结束时的).
2 temporary loss of consciousness or sight or memory 暂时失去知觉、视力或记忆.
3 prevention of the release of information 封锁消息
The government imposed a news black-out (ie stopped the broadcasting and printing of news) during the crisis. 政府在那次危机期间实施新闻封锁.