outage, blackout and brownout, hiccup

Federer cruises past Taiwan's Lu
guardian.co.uk - UK
... Roger Federer overcame an early hiccup to book a place in the second round at Wimbledon with a 7-5 6-3 6-2 win over Taiwan's Lu Yen-hsun on Monday. ...
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The Web, like any technology or medium, has always been susceptible to unforeseen hiccups. Particularly in the early days of the Web, sites like eBay and Schwab.com regularly went dark.

As Web Traffic Grows, Crashes Take Bigger Toll
By BRAD STONE
As the Web has become an irreplaceable part of life, users have become less forgiving of even occasional outages.

hiccup (PROBLEM), hiccough Hide phonetics
noun [C]
a problem which delays or interrupts something for a while, but which does not usually cause serious difficulties:
We've had one or two slight hiccups, but progress has generally been quite steady.

black·out (blăk'out')
n.

1. A cutoff of electrical power, especially as a result of a shortage, a mechanical failure, or overuse by consumers.
2. The concealment or extinguishment of lights that might be visible to enemy aircraft during an air raid.
3. 
   
1. The sudden extinguishment of all stage lights in a theater to indicate the passage of time or to mark the end of an act or scene.
2. A short, comic vaudeville skit that ends with lights off.
4. A temporary loss of memory or consciousness.
5. 
   
1. A suppression, as of news, by censorship.
2. Restriction or prohibition of telecasting a sports event in order to ensure ticket sales.

中文（繁體） (Chinese (Traditional))
n. - 燈火管制, 燈火熄滅, 暫時的意識喪失

日本語 (Japanese)
n. - 灯火管制, 停電, 意識喪失, 暗転, 報道管制

outage (信號或系統)被切斷或當機，失效

今天讀wsj美國衛星收音系統失靈的報導：衛星系統似乎有很嚴重的可靠性問題。

去年2006年中共的衛星直播電視 一上太空 很快就失靈 消息封瑣。這報導也說明一般的可靠工程技術都用上了 理論上微乎其微的機會 實際都發生了。這些表示領域的 "知"與"行"之間有頗大的落差。

A power outage (also known as power cut, power failure or power loss) is the loss of the electricity supply to an area.

程度更低的為 brownout

brown·out (broun'out')
n.

A reduction or cutback in electric power, especially as a result of a shortage, a mechanical failure, or overuse by consumers.[BROWN + (BLACK)OUT.]

例：

The auction of Mirant is suffering from a brownout as buyers wait out the recent storm in the debt market, The Financial Times's dealReporter wrote.

brown out　＝DIM out.

━━ n. （灯火の）準警戒管制.