时间:2019-02-12 作者:英语课 分类:VOA标准英语2010年(二月)


英语课

US blizzards 1, Asia's typhoons, other extreme weather all linked to Pacific Ocean anomaly


Steve Baragona | Washington, DC 10 February 2010




Experts say the oceanic disturbance 2 known as El Ni?o is to blame for severe weather in Washington, D.C. and around the world.




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"In some sense," Trenberth says, "the ocean says, 'I can't stand it anymore. I'm going to have an El Ni?o.'"




Washington, D.C. is enduring its second major snowstorm in less than a week and the third this winter season. Experts say the oceanic disturbance known as El Ni?o is to blame for severe weather here and around the world in recent months.


Every three to seven years or so, heat buildup in the tropical Pacific Ocean reaches a critical point, says Kevin Trenberth at the U.S. National Center for Atmospheric 3 Research.


"In some sense," Trenberth says, "the ocean says, 'I can't stand it anymore. I'm going to have an El Ni?o.'"


And when it does, look out.


The warmer Pacific Ocean pours heat and moisture into the atmosphere, disturbing the usual airflow patterns and messing up weather around the world. Although the 1997-98 El Ni?o event was stronger, Trenberth says this current one is the strongest in a decade.


"It's still probably not in the 'major' category," he says, "but it's having some substantial influences around the world."


Storms, droughts linked


Southeast Asia felt El Ni?o's influence during last year's typhoon season. A series of devastating 4 storms hit the region, killing 5 thousands and causing massive flooding and landslides 6. On the other hand, dry conditions are predicted for Indonesia, raising the risk of forest fires. And farther west, late monsoon 7 rains caused crop failures in parts of India. That has helped drive up food prices.


Although it's harder to say to what degree El Ni?o is to blame for India's late monsoon, Trenberth says, "It certainly doesn't help. Let me put it that way."


Some good news


But El Ni?o isn't all bad news. Drought-stricken California is getting some much-needed rain. And parts of Africa could benefit as well.


"The drought that's currently going on in Kenya could be alleviated 8 by the conditions that develop in the later stages," Trenberth says. El Ni?o conditions are expected to continue for at least the next couple months. After that, the cycle goes into transition mode. "That's where the predictability, so to speak, is actually probably less than at any other time."


As another snowstorm blankets Washington, D.C., the prospect 9 of more unpredictable weather is hardly a comforting thought.

 



暴风雪( blizzard的名词复数 ); 暴风雪似的一阵,大量(或大批)
  • Even in the summertime we might be struck by blizzards. 甚至在夏天,我们也可能受到暴风雪的袭击。
  • Blizzards battered Britain for the third day. 大风雪袭击英国已进入第三天。
n.动乱,骚动;打扰,干扰;(身心)失调
  • He is suffering an emotional disturbance.他的情绪受到了困扰。
  • You can work in here without any disturbance.在这儿你可不受任何干扰地工作。
adj.大气的,空气的;大气层的;大气所引起的
  • Sea surface temperatures and atmospheric circulation are strongly coupled.海洋表面温度与大气环流是密切相关的。
  • Clouds return radiant energy to the surface primarily via the atmospheric window.云主要通过大气窗区向地表辐射能量。
adj.毁灭性的,令人震惊的,强有力的
  • It is the most devastating storm in 20 years.这是20年来破坏性最大的风暴。
  • Affairs do have a devastating effect on marriages.婚外情确实会对婚姻造成毁灭性的影响。
n.巨额利润;突然赚大钱,发大财
  • Investors are set to make a killing from the sell-off.投资者准备清仓以便大赚一笔。
  • Last week my brother made a killing on Wall Street.上个周我兄弟在华尔街赚了一大笔。
山崩( landslide的名词复数 ); (山坡、悬崖等的)崩塌; 滑坡; (竞选中)一方选票占压倒性多数
  • Landslides have cut off many villages in remote areas. 滑坡使边远地区的许多村庄与外界隔绝。
  • The storm caused landslides and flooding in Savona. 风暴致使萨沃纳发生塌方和洪灾。
n.季雨,季风,大雨
  • The monsoon rains started early this year.今年季雨降雨开始得早。
  • The main climate type in that region is monsoon.那个地区主要以季风气候为主要气候类型。
减轻,缓解,缓和( alleviate的过去式和过去分词 )
  • It is always completely alleviated by total gastrectomy. 全胃切除永远完全缓解症状。
  • Toxicity problem in manufacturing and storage might be alleviated by coating beryllium with aluminum. 但如果用铝包覆铍,则可避免加工过程中及储存期间的中毒问题。
n.前景,前途;景色,视野
  • This state of things holds out a cheerful prospect.事态呈现出可喜的前景。
  • The prospect became more evident.前景变得更加明朗了。
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afterthreshold behavior
al-ahram
Allium mairei
alumina-thermic welding process
American Physical Society
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Ballantrae
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dedicated space
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EVATA
facsimile vestigial sideband
finely crushed glass
five spice
forty-seven
geostatistics
gradual case analysis
hydatothrips flavidus
hydrophone directivity
hydroximic acid
infection model
interfacers
interminglement
judicial proceedings
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lake copper
Lanaken
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LV (low voltage)
magnesia spinel
make a stranger of
measuring jug
mistletoe thrush
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mutual deadlock
nanomicelles
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Neginamycin
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operator information area message
oultrage
pallet rack
Pandy's reagent
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peristole
phyllite
program specification block generation
protoetioporphyrin
punched
radially bare
ranksum test
reduccin
rotary sagger machine
scrimmaged
ship in vicinity
shnovial fold
signon verification security
sintered glass filter-bulb
sliding knee
spatial isomorphism
special form of commodity exchange
spinlocks
ST_easy-and-difficult_causing-difficulties-for-oneself-or-others
strain energy of dilation
Suruga-wan
swithers
tealest
technological aspect
tel malhata (tell el milh)
telemark
Tetracera
tide prediction
vision with both driver and object moving
waesuck
Westbury apple
yeast turbidity
Zolotarëvka