音标:[,enkjui'ræst] ;
adj. 【动物学】形成(有保护作用的)外套的

As International Women's Day is observed worldwide, Kenyan women gathered in Nairobi Tuesday to speak out against the police killings of their loved ones. For women around the world, the March 8 is a day to celebrate and advance the progress of gende

发表于:2019-01-14 / 阅读(52) / 评论(0) 分类 VOA标准英语2011年(三月)

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(30) / 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(28) / 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(30) / 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(28) / 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(97) / 评论(0) 分类 自然百科2012年
学英语单词
abdellatif
amber liquid
Anagasta kuehniella
apron band
ardisias
arteria scapularis dorsalis
artificial rearing
attenuated total reflection (atr)
bankocracy
barium chlorate
belew
cambridge universities
category extension
consignifies
critical constants
crystalline reservoir
cuprous cyanide
dialogue writer
difference differential equation
domainless
double strand mill
downdraught furnace
duocarmycin
edging material
environmental consultants
equivariant cobordisms
ethenoid resins
extra load carrying capacity
facepalms
fan-out source
farm implement
feigenbaum
flutterings
gabbroic
genus Naemorhedus
glassine(paper)
glide slope annunciator
gracieuse
graphic presentative
had no concern with
HLSC
hydrazyl
hydrogen adsorption
immensity
imperial presidency
INTERLISP
intervenue
jcaho
joints of shells
knollenorgan
know what you are talking about
koszeg
l-spot
lacbobacillus casel
leptonic hypercharge
limbo dancer
line, scanning
magnetic pulsation
Mandaeism
Manpower Services Commission
maritime contract
microfracture surgery
multilobal
Mutesa II
nisch
nomophobia
nucleobranch
OLTS
one-quadrillionths
Osterode am Harz
pench
permissible error
podophyllum
polypetalous flower
Poroshiri-dake
prechurn
provisional denture
radial micellation
relative measurement method
removable needle
rosavins
Serra Sant'Abbondio
set the pattern
singleness of purpose
sinus rhythm
sloganise
squirelet
stepping circuit
Subcontract Transport
super-contracted fibre
syphilitic secondary par-kinsonism
tap for resin
thyroideum
tin furnace
tissue space
transport flying
tympanostomy
vegetable waxes
villiferous
vine variey
wage-funds
zakhoes