您要查找的是不是：
- 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。
- Dictators usually black out all criticism of the government. 独裁者通常都禁止批评政府的言论公开发表。
- The plane dive suddenly, cause the pilot to black out. 飞机猛然俯冲致使驾驶员昏厥。
- The plane dived suddenly, causing the pilot to black out. 飞机猛然俯冲致使驾驶员昏厥。
- Some of the stars black out from time to time. 有些星星时明时暗。
- High elevations tend to make me black out. 我站在高出往往会头晕。
- All lights are blacked out during air defence exercises. 在防空演习时对一切灯火都实行管制。
- A lot of stores were robbed during the black out. 在停电中许多商店遭到抢劫。
- The printer had better black out that word. 印刷人员最好用黑色把那个字盖上。
- Storm damage blacked out much of the region. 暴风雨的袭击使这个地区大范围断电
- 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。
- Such a steep descent in an airplane would have blacked out a fledging. 飞机作这样的急速下降本来是会使缺乏飞行经验的人眼前发黑的。
- The pilot blacked out for a moment upon reaching such a high altitude. 飞机上升到这样高度时，飞行员昏厥了片刻时间。
- Some stars of the constellation black out from time to time. 这个星座中有几颗星时明时暗。
- The imperialists hoped to black out their radio transmission. 帝国主义者想不让他们的电台顺利进行广播。
- The date on the letter had been blacked out. 信上的日期被涂掉了。
- The supply of electricity is foreseen as a single line supply for a safe shut down of the plant in the case of black out on the main supply. 单线电力供应是为了确保在主供应线中断的情况下设备的安全关闭。
- I felt dizzy and then I blacked out. 我一阵头晕目眩，接着就昏过去了。
- His reports were blacked out by the censor. 他的报导被审查员扣压不许刊登。
- Houses were blacked out during the air raid. 空袭时房屋实行灯火管制。
