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comet urge kidney sham continental certainty propulsion delegate derivation fowl tile denote deprive consolidate shutter depict nurture notion hover royalty deficient misery deliberate discrete orient

发表于:2018-12-01 / 阅读(152) / 评论(0) 分类 用Mp3背六级单词

Visionary Ideas Could Transform Future NASA Missions NASA, the U.S. space agency, has awarded $3 million in grants for 30 proposals which explore new ideas for Americas next generation space program. The proposals reflect wide-ranging visions of new

发表于:2018-12-16 / 阅读(94) / 评论(0) 分类 VOA标准英语2011年(八月)

Scientists Testing Space Propulsion by Light 科学家测试太阳能动力 Can the sun provide power for a spaceship to travel to the edge of our solar system? The answer may come from a small satellite. A Delta V rocket carried the satellite into s

发表于:2019-01-12 / 阅读(112) / 评论(0) 分类 2015年VOA慢速英语(六)月

NASA Working Toward Mission to Mars The head of the National Aeronautics and Space Administration, or NASA, said that the space agency is on track to land people on Mars in the 2030s. Charles Bolden is the administrator for NASA. He said that five ye

发表于:2019-01-12 / 阅读(135) / 评论(0) 分类 2015年VOA慢速英语(五)月
学英语单词
accessary
admissible character
aisle-sitter
Areostrophia
balefullest
basic form of thread
bearer certificate
Bernician
builds down
carbonate calculus
checked device
chronic disproportion
Clara Josephine Schumann
cloudifiers
color picture
commercial viscosimetry
constitutional types
conston
contour quenching
correct an error
Corydalis multisecta
cost a pretty penny
cubisms
dalbergia benthamii prain
Debove
document understanding
domesticising
electroengineering
endlang
enemy capabilities
esseen's lemma
estradienone
euryoecious plant
eustatic movements
flight gear
fracture belt
frequency modulated system
from that point on
gamma absorptometer
go all out
good fences make good neighbours
gun tap
high centred
hydrographers
impulse noise susceptibility
iveco
job state
Kunminia
line alveolonasal
liquid nitrogen system
logicomix
macronormoblastic reaction
map standard
matchet
medical advice
movable deflection tube
native-like
nonscreened
NPV
Ntchisi
Parnassia delavayi
Parodyne
participant roles
party-planning
pauh
pfennig
power bay
predaceousness
pulmonary alveolus
reenble
repudiate contract
resonium-calcium
school period
self-sustaining fund
SimpleText
siphilitic
small-flowered
source-critical
speculary
St-Pascal
subdivision load line mark
substrate zone
synantexis
Takase-gawa
Tayandu
there is always a way
tin diseases
tocopheryl
tracheal longitudinal trunk
transit pass for imports
tup pallet
ultrafiltering membrane
Urediopsis
Urussu
V-butt weld
Vaginoceras
very perfect
vicinal
washed down
wave resistance
xylostromata
yobibyte