un. 摆动水翼推进
[网络] 摇叶推进

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(204) / 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(122) / 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(141) / 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(174) / 评论(0) 分类 2015年VOA慢速英语(五)月
学英语单词
Aloysius
analog computing
antifemininity
antileucotoxin
arboreally
arger
artificially-aged
atoothfairyist
bail for
bastard coal
blacksburg manifesto
bulled hole
Byalynkavichy
catchbasins
chlorazol fast bordeaux
chloridize
close-in electromagnetic field
competer
corresponding ideal
cottagings
counterweigh
crush out of
curved plate retaining wall
cutter cam
cyglas
DAC - Discretionary Access Control
deflect from
Dextran-10
distantial
dynamic inverter
eesas
Ellsberg, Daniel
empty-jury-chairs
enterobacteriologist
extensible compiler
field free emission current
fordism production
free axis
gigabit media independent interface
hasni
Hasselback potatoes
high points
history of international relations
homologous positions
idle air bleed
insouciant
jet transfer
John Constable
kowie r.
Kryptex
l.smith
LDC (low-speed data channel)
least absolute value (lav) estimator
lipoid theory
mark stone
Michelia chapensis
minimum-distance decoding
Mitchell's hopping mouse
motor rotor
muricola pediculi
nineted
non-saturation magnetic recording
nonstandard probability computation
Nova Lamego
nubbiness
over-heat
overfall height
panyard
parakinesis
portable software environment
postembedding
productive rate
pump-out slot
purple brown
recouper
rentacop
ring gasket
row scanning
Salvia chienii
scalar enumerated type
second month of spring
seismic sequence analysis
SF
show no feeling for...
source operand
supporting process
takes the risk of
tariffings
testerically
thereminists
trojan wars
undecane
underpinners
unimpressionable
unscholastic
utilisable
vehicle sound sensitive detector
vitamine L
Volta, Count Alessandro
wafer-cake
weizs?cker-williams method
zauditus