n. (Cuervo)人名;(西)奎尔沃
词型变化:名词复数形式 : cuervoes

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发表于:2018-12-30 / 阅读(146) / 评论(0) 分类 单词解析速记

Mercury Fillings Seem Safer over Time A study in the journal Chemical Research in Toxicology finds that mercury on the surface of dental fillings slowly turns to an inert sulfide compound, which should keep the mercury from harming the nervous system

发表于:2019-01-02 / 阅读(172) / 评论(0) 分类 60秒科学

图片1 图片2 by Jason Marshall A few articles ago, I asked if you ever found yourself at restaurants fumbling to figure out how much to tip; I guessed that you might occasionally resort to seeking advice from your smart phone; and I told you that

发表于:2019-01-02 / 阅读(212) / 评论(0) 分类 数学英语

HEALTH REPORT – December 11, 2002: Mercury Levels in Fish By George Grow This is the VOA Special English Health Report. Two studies are adding to the debate about the health risks of eating fish con

发表于:2019-01-07 / 阅读(119) / 评论(0) 分类 健康与环境

A week-long transport strike in Ivory Coast has ended after Prime Minister Guillaume Soro announced the government will lower fuel prices. Brent Latham reports from our West Africa bureau in Dakar, the government promises new fuel subsidies. People

发表于:2019-01-08 / 阅读(107) / 评论(0) 分类 VOA标准英语2008年(七月)

By Paula Wolfson White House 20 March 2006 The situation in the troubled Darfur region of Sudan was on the agenda when President Bush met Monday with NATO Secretary General Jaap De Hoop Scheffer. Mr.

发表于:2019-01-13 / 阅读(150) / 评论(0) 分类 2006年VOA标准英语(三月)

By Phuong Tran Dakar 05 April 2007 In Ivory Coast, Prime Minister Guillaume Soro is finalizing who will be part of his new power-sharing government with President Laurent Gbagbo. Mr. Soro, who still controls rebel forces in the North, and President G

发表于:2019-01-16 / 阅读(161) / 评论(0) 分类 2007年VOA标准英语(四月)

By Nina-Maria Potts Paris, France 14 April 2006 watch French Riots report Following the rioting by disadvantaged young people in France last fall, the French government tried to institute a law making

发表于:2019-02-02 / 阅读(199) / 评论(0) 分类 2006年VOA标准英语(四月)

Craters here stretch as far as the eye can see. Although no human has ever set foot on Mercury, we have a pretty good idea of what you would see. If you are walking around on the surface of Mercury, it will look outwardly a lot like the moon. When yo

发表于:2019-02-05 / 阅读(111) / 评论(0) 分类 自然百科2012年

Many aspects, like its geological past, are a mystery. But some things we do know, this lonely planet has a strange sense of keeping time. Once you arrive, you have to reset your watch for a time zone like no other. It has such an unusual orbit and r

发表于:2019-02-05 / 阅读(88) / 评论(0) 分类 自然百科2012年

Mercury's core makes up about 60% of the planet by mass. It's about twice as big as earth. Why would it have such a huge core for such a small planet? Some people think there was a huge impact. Kind of stripped off a lot of the planet and now what we

发表于:2019-02-05 / 阅读(94) / 评论(0) 分类 自然百科2012年

After Messenger's 3 fly-bys, we've now mapped more than 90% of the planet. Taken from around 124 miles, these images are the clearest to date of Mercury. And it's not hard to spot a crater of epic proportions, the result of yet another Titanic collis

发表于:2019-02-05 / 阅读(113) / 评论(0) 分类 自然百科2012年

Reason/ you are going to go to Mercury as a travel destination would be this night sight view because it's going to be highly unique in the solar system. You have sodium thats atoms that are streaming off and giving enough to see yellow light, so you

发表于:2019-02-05 / 阅读(102) / 评论(0) 分类 自然百科2012年

Move away from the sun, and you'd expect things to cool down a little. Venus, the picture of coolness and calm, all pale but gully-cloaked by clouds but the planet of love is shrouded in mystery-----------draw beneath her treacherous veil at your own

发表于:2019-02-05 / 阅读(108) / 评论(0) 分类 自然百科2012年

You are there, on the most exciting, nerve-shattering journey in the history of man! Fifty years ago, it was easy for us to imagine Venus, closer to the Sun and wrapped in clouds, to be our scorched, tropical sister, swarming with life. There was thi

发表于:2019-02-05 / 阅读(113) / 评论(0) 分类 自然百科2012年

And thats the first time; it was return black-and-white panoramas of the Venus surface. These images were extremely important, because it was the first time, we ,human beings had a chance to see with our naked eyes completely different other world. W

发表于:2019-02-05 / 阅读(103) / 评论(0) 分类 自然百科2012年

And its here in a freezer that Messenger will encounter another puzzle: can ice exist on a planet so close to the sun? It's only when the first radar observations to the surface of Mercury were obtained back in the 90s that it was discovered that Mer

发表于:2019-02-05 / 阅读(165) / 评论(0) 分类 自然百科2012年

By Franz Wild Abidjan 17 October 2006 African leaders are trying to find a solution for peace in war-divided Ivory Coast during a private summit meeting in Ethiopia. It is believed they back extending the term of Ivory Coast's president for another

发表于:2019-02-07 / 阅读(188) / 评论(0) 分类 2006年VOA标准英语(十月)

One of the really exciting and high-level scientific interests is whether Venus is geological active today, because there are reasons to think of the clouds on Venus only exist, because there is ongoing geological activity, so this is one of the bigg

发表于:2019-02-15 / 阅读(149) / 评论(0) 分类 自然百科2012年

Congratulations, you've arrived on the hottest surface in the solar system. Here, the official temperature is eight hundred seventy degrees Fahrenheit. Day or night, equator or pole, the searing heat never varies more than a few degrees, and thats wh

发表于:2019-02-15 / 阅读(171) / 评论(0) 分类 自然百科2012年
学英语单词
alevras
angel's tears
Answering.
approximate value measure
as hard as a flint
assignee in insolvency
authoritatively
Bacteroidales
balmified
barbs
blankly
Britannia Bay
broad leaved wood
cabbalas
cardinal-deacon
cavascope
Ch.C.
chirred
Chësha
circumambiently
clawker
combined liver and kidney transplantation
constant significant level
contactweather
conversation chair
cost analysis
crancelin
Croton bug, crotonbug
dampts
dance to someone's whistle
de facto monopoly
department receipts
deponently
depth of beam
diaphragm type carburator
Dos Aguas
earthnet
enamorments
face fall
ferritizing annealing
flashing reactor
fluid level controller
foliage cutter
friction type high strength bolt
frustrated reflection
genus Macronectes
halilith (halilyte)
hierologic
host module
Hoya nervosa
HTML entities
initial credit balance
input digit
insertional duplica-tion
interspecifically
least significant bit (lsb)
london action plan
long-term security
masterclass
mimela flavocincta
minister drug
narcotics trafficking
necked down riser
non-relativistic limit
nonturbo
normal labor
pileipellis
plug in
Price Multiple
prospermatogonium
Protohydra
pruritus scroti
psychic epilepsy
Puestow
pupil-leds
purple poppy mallows
rate of drying
register window
return tabular steam boiler
rotund
seismic engineering
sericiculturists
spot cash
step sampling
substation of heat supply network
suppress statement
sutherlandshire
tallying fee
tax duplicate
teleradio observation post
temperament type
Thetford-Mines
Tolseram
twin-speed power take-off
unimaginatively
unlocated alert
unmemorized
velocity vibrograph
veterinary medicines
viscometries
zipeprol