[天] 土星磁层

Juno Gets a Close-up Look at Jupiter 朱诺近距离观看朱诺卫星 The spacecraft Juno successfully passed close to Jupiter Saturday as it orbits the solar systems largest planet. NASA, the American space agency, said the spacecraft passed about

发表于:2018-12-16 / 阅读(69) / 评论(0) 分类 2016年VOA慢速英语(九)月

Halfway there, you bump into the Asteroid Belt. It is not like in the movies where you are dodging asteroids at every second. It is a The space is very big and the asteroids are a long distance apart, so you could travel through it quite safely. The

发表于:2019-01-08 / 阅读(95) / 评论(0) 分类 自然百科2012年

The solar system is a hostile place. Earth is under attack from deadly cosmic radiation. Life here is only possible, because it's protected by the magnetosphere, an invisible force field that cocoons the planet. But new evidence reveals that this vit

发表于:2019-01-22 / 阅读(96) / 评论(0) 分类 自然百科2011年

Six years later, they come to believe these light flashes are the results of high energy, heavy cosmic rays penetrating the spacecraft and the crew members' eyes. These/ protons or electrons, just very, very high energy, ripped / part of atoms, sprin

发表于:2019-01-22 / 阅读(107) / 评论(0) 分类 自然百科2011年

The question that naturally occurs is What would it be like if a star exploded nearby? Our nearest stellar neighbor, as we have seen, is Alpha Centauri, 4.3 light-years away. I had imagined that if there were an explosion there we would have 4.3 year

发表于:2019-01-29 / 阅读(85) / 评论(0) 分类 万物简史
学英语单词
accessibility testing
al luhayyah (luhaiya)
amhydrous ferric chloride
aumes-
autocatalytic chemical reduction bath
avalanchy
avocat
ballast for cruising
Barry, Comtesse du
blindfolding
bluntish
burglars
Burmannia wallichii
canalis cervicis uteri
carved lacquer jewellery
chain sawing machine
chelate formation
Clerodendrum peii
clickhaler
crankshaft front end cover oil seal
cross-fertilization of culture
CSI effect
curved fault
decisive effect
dense subset
dereine
diameter of taper hole of work spindle
disease patch
dispersion energy
distributed processor
dunkelsteiner wald
dust-proof type relay
easy-peasier
edelmen
EPA standard
equimolar solution
forehoof
full detail
gas accounting agreement
go a long way round
guiseppi
hard-ball
high output and good quality
horizontal scanning transformer
hydrogen carrier
imaging path
IOPAB
Java black rot
Leymus arenaria
lie on one's arms
likablenesses
load time
maggot-like larva
Masevaux
material storehouse
mineral orange
mint family
mode mixing
modulating wave
mucinoid
nonconformist
nudiustertian
OOA
outcriers
outgoing mirror
over voltage fuse
Ovulen
oxygen side blown converter steel making
performance evaluation
performance requirement for reactor fuel
Pitcairnia
prefices
pumps it
rebound strain
refine search
rope to drum ratio
rubber insulating glove
rubis
s. t. i. r.
safety control brake application
samuiloes
sanding device
saturated-steam temperature
savana
sedgeland
semi-proven reactor
slap-sticks
smoke-out
somaesthesias
soya saponin
speed light
stipek
stylotypite(stylotype)
taconite
technical economics of agriculture
temnospondylous vertebrae
tin(ii) fluoride
tippur
tolerant plant
twilight world
vitrexes
williewa