• 暂时失去知觉,遮住灯光

Verb:

1. obliterate or extinguish;

   "Some life-forms were obliterated by the radiation, others survived"
   

2. darken completely;

   "The dining room blackened out"
   

3. suppress by censorship as for political reasons;

   "parts of the newspaper article were blacked out"
   

4. lose consciousness due to a sudden trauma, for example

I suffered a black-out which lasted for several minutes.

我昏迷了几分钟。

There was an electricity black-out in a large area in the north of the country.

该国北部大片地区断电。

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。

We therefore had to contrive a very large black-out curtain.

因此我们得制作一块很大的遮光窗帘。

The plane dived suddenly, causing the pilot to black out.

飞机猛然俯冲致使驾驶员昏厥.

Curtains must be drawn during the black - out.

在灯火管制期间必须拉上窗.

She hurled through black - out London , driving like a veteran, taking corners on two wheels.

她开车就象个老手,在灯火管制的伦敦横冲直撞, 转弯时只有两个轮子落地.

There may be a " black out " of radio signals over a large area for several hours.

在大面积上的无线电讯号可能发生数小时的停顿.

Some stars of the constellation black out from time to time.

这个星座中有几颗星时明时暗.

During the war we had to black out all our windows.

战时我们必须用黑布遮着窗口以免透光.

And we had black out for half of the house.

我们已经黑了一半的房子.

The was a black out in the city last night.

昨天晚上,整个城市一片黑暗.

You have to black out all the windows to develop films.

要使底片显影你得用黑布遮住窗户以免透光.

Some of the stars black out from time to time.

有些星星时明时暗.

Why did you black out last night?

昨天你为什么失去知觉了?

• black out用墨等涂掉