1. 停电：白天停电(Black Out)是一件让人恼火的事情. 黑夜停电却是一件浪漫的事情. 因为,蜡烛和手电筒在这时履行着它们的职责.
2. 黑視：进行此项操作的飞行员需要有高度的技术,同时此项操作伴有飞行员黑视(Black Out)的危险性. 着陆 与飞机跳伞的冲击着陆不同,滑翔伞着陆要轻柔得多. 着陆前滑翔伞须正对风向减小对地速度,在距离地面数米处通过双侧施加较大幅度的刹车可以实现接近零速度零下落的雀降.
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3. 眩晕：她的最新专辑<眩晕>>(Black out)和过去曾为她每年进账200万英镑的第五款伊丽莎白雅顿Believe系列香水销量也是一落千丈,大不如从前. 不过,朋友们表示,在父母的保驾护航下,布兰妮有可能会东山再起. (杨孝文)
4. 用墨涂掉;封锁(新闻)：black and blue (被打得)遍体鳞伤 | black out 用墨涂掉;封锁(新闻) | blow off 吹掉,将(热水等)放出
1. 晕厥；暂时昏迷
If you black out, you lose consciousness for a short time.
e.g. I could feel blood draining from my face. I wondered whether I was about to black out...
我能感觉到血从我脸上流下来。我想我是不是要晕过去了。
e.g. Samadov said that he felt so ill that he blacked out.
萨马多夫说他感觉很不舒服，然后就晕了过去。
2. 对…实行灯火管制；使一片漆黑
If a place is blacked out, it is in darkness, usually because it has no electricity supply.
e.g. Large parts of the capital were blacked out after electricity pylons were blown up.
输电塔爆炸以后，首都大片地区陷入一片漆黑。
3. 禁播（电影等）；禁止发行，禁止出版（文章、图书等）
If a film or a piece of writing is blacked out, it is prevented from being broadcast or published, usually because it contains information which is secret or offensive.
e.g. TV pictures of the demonstration were blacked out.
示威画面被禁止在电视上播出。
4. 涂黑，盖住，涂掉（文字等）
If you black out a piece of writing, you colour over it in black so that it cannot be seen.
e.g. U.S. government specialists went through each page, blacking out any information a foreign intelligence expert could use...
美国政府的专家们审查了每一页内容，涂掉了外国情报专家可能利用的任何信息。
e.g. Some Welsh activists have started blacking out English language road signs.
一些威尔士激进分子已经开始涂盖英语路标。
5. 尽力忘记；努力忘却
If you black out the memory of something, you try not to remember it because it upsets you.
e.g. I tried not to think about it. I blacked it out.
我尽量不去想它，竭力要将它忘掉。
verb
1. lose consciousness due to a sudden trauma, for example
2. suppress by censorship as for political reasons
e.g. parts of the newspaper article were blacked out
3. darken completely
e.g. The dining room blackened out
Synonym: blacken out
4. obliterate or extinguish
e.g. Some life-forms were obliterated by the radiation, others survived