[网络] 屈西尼耶;天王上菜

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发表于:2018-12-30 / 阅读(118) / 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(136) / 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(155) / 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(63) / 评论(0) 分类 健康与环境

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(117) / 评论(0) 分类 2006年VOA标准英语(三月)

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(160) / 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(60) / 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(55) / 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(59) / 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(66) / 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(65) / 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(67) / 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(77) / 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(63) / 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(115) / 评论(0) 分类 自然百科2012年

On earth, Hawaii has some of the most spectacular shield volcanoes that are very similar with the volcanoes we see on Venus. The huge gently sloped volcanoes of Hawaii may be impressive. On Venus there are at least 150 ranging from this size to ten t

发表于:2019-02-15 / 阅读(103) / 评论(0) 分类 自然百科2012年

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(112) / 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(127) / 评论(0) 分类 自然百科2012年

Despite all this scientific effort, we still don't know what triggered Venus' diabolical transformation. People debated over whether Venus ever had a moon. If Venus had a satellite at one point, could that satellite eventually impacted onto the surfa

发表于:2019-02-15 / 阅读(109) / 评论(0) 分类 自然百科2012年

Valor will be tackling the acid clouds of Venus with little help from flying pan technology. This being two weather balloons are we watched Venus in the mid-1980s. This with wagon machines there were two sep balloons that the Russians put them in the

发表于:2019-02-15 / 阅读(108) / 评论(0) 分类 自然百科2012年
学英语单词
accident free
advanced air echelon
Aligarh
anomer
Antillean province
astrophotographs
automatic egg pick up system
calie
Cassibile
chrome -pickle treatment
colo(u)r group
coralberry
corditis nodosa
de-materialisation
dejectly
deoxyguanosine monophosphates
diarrheas
diction
dishi
Engelmann's disks
epoxy asphalt
exophthalmometric
extemporaneously
form work
four-strand double crossing over
Frederiksberg
Get out of it!
heater volt
heritage centre
hipaa
I suggest that
in-plant assy
inspection lot
inventory of non tariff barriers
it is better
John Greenleaf Whittier
Kachia
Kernes
Lesuth
long-term fading
looking-glass
machine-washable
Mackinac Island
macroscale
maxillary labial frenum
methoxycarbonyl
mineral wood
More, Loch
Neptune Range
non-base wash
North Cackalack
Novgorodians
oesophagectomies
oleum hyoscyami
over-all selectivity
oxygen supply
palm wine
paromola macrochira
polythecium
preserved meat
preventive cost of environment
privata
proprietous
Pseudotsuga brevifolia
pyrophoric waste
quinoquinazolone
Ramanujan prime
reading lamp
redeciding
reproducing amplitude frequency response
reradiating surface
revolving teazleraising machine
robin's-egg blue
salsure
sedimentary veneer
self-obsessions
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sinuses intercavernosus anterior
snapping up
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spatia zonularia
stick at
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sympton
Taum Sauk Mountain
television interview
temporary dislocation of national economics
the winds
three types of disease causes
Titograd
user's terminal session
vennas
vesicourethral anlage
void length
volkovs
W H Auden
wellinformed
West Side
zalpin