| 单词 | blackout |
| 释义 | blackout (once / 6331 pages) 1n 2n A blackout is a sudden loss of electricity in a town or city. If you experience a blackout, it's helpful to have flashlights and candles handy. During a war or an energy crisis, a city may impose a blackout on its citizens, requiring them to turn off all lights and, during bombing raids, to cover windows and limit activity. There is also a figurative kind of blackout, when a government suppresses information deliberately, not allowing newspapers and TV stations to report what's really happening. Someone who faints or passes out experiences yet another kind of blackout, a loss of consciousness. WORD FAMILYblackout: blackouts USAGE EXAMPLESCybersecurity experts say a hack in December 2015 destabilized Kiev’s power grid, causing a blackout in part of the Ukrainian capital. Washington Post(Dec 30, 2016) There are severe electricity blackouts, so the hospital operates most of the time on generators. Washington Post(Dec 29, 2016) Internet monitoring groups believe the outages are calculated blackouts designed to block the spread of militant propaganda. BBC(Dec 24, 2016) 1 1n darkness resulting from the extinction of lights (as in a city invisible to enemy aircraft) Syn|Hyper brownout, dimout dark, darkness absence of light or illumination 2n the failure of electric power for a general region Hyper power failure, power outage equipment failure resulting when the supply of power fails 3n a suspension of radio or tv broadcasting 2Hyper break, intermission, interruption, pause, suspension a time interval during which there is a temporary cessation of something 1n a momentary loss of consciousness Hyper unconsciousness a state lacking normal awareness of the self or environment 2n partial or total loss of memory he has a total blackout for events of the evening Syn|Hypo|Hyper amnesia, memory loss anterograde amnesia, posttraumatic amnesia loss of memory for events immediately following a trauma; sometimes in effect for events during and for a long time following the trauma retrograde amnesialoss of memory for events immediately preceding a trauma forgetfulnesstendency to forget selective amnesiaamnesia about particular events that is very convenient for the person who cannot remember transient global amnesiamemory disorder seen in middle aged and elderly persons; characterized by an episode of amnesia and bewilderment that lasts for several hours; person is otherwise alert and intellectually active senior momenta momentary lapse of memory (especially in older people) posthypnotic amnesiaselective amnesia after being in a hypnotic state of events occurring during hypnosis or of information designated by the hypnotist cognitive state, state of mind the state of a person's cognitive processes |
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