darkness resulting from the extinction of lights (as in a city invisible to enemy aircraft)
例句
The city experienced a brownout last summer. 那城市去年夏天施行了电力限制。
An emergency "brownout" was already in effect. 一次紧急的“灯光暗淡”已经生效了。
Telecommunications were disrupted by the brownout. 电信通讯因灯火管制而不能进行
An emergency "brownout" was already in effect . 一次紧急的“灯光暗淡”已经生效了。
If a brownout lasts less than about a second, it is called a SAG. 如果电灯暗淡不超过1秒钟，则称为SAG。
For instance, too little electricity, caused by a brownout or blackout, may cause the loss of data in primary storage. 例如，电压不足或断电引起的电流过小，可能造成主存储器中的数据丢失。
