[摄] 航天多波段摄影机

New Camera Takes Billions of Pictures Every Second 能每秒拍摄数十亿张照片的相机_ Imagine a camera that can take one hundred billion pictures a second -- that is enough to record the fastest movements in the universe. But we do not have

发表于:2018-12-16 / 阅读(30) / 评论(0) 分类 2015年VOA慢速英语(一)月

The European Space Agencys deep space probe Rosetta transmitted high-resolution images of anasteroid millions of miles from Earth. Rosetta caught up with the Steins Asteroid Friday night in the asteroid belt between the orbits of Mars and Jupiter. Un

发表于:2018-12-26 / 阅读(31) / 评论(0) 分类 自然百科2016年

Transcript (by myconsent) The European Space Agencys deep space probe Rosetta transmitted high-resolution images of an asteroid millions of miles from Earth. Rosetta caught up with the Steins Asteroid Friday night in the asteroid belt between the or

发表于:2018-12-30 / 阅读(29) / 评论(0) 分类 国家地理2008年

SCIENCE REPORT – January 31, 2002: Hubble Improvements By Paul Thompson 1993 service flight This is the VOA Special English Science Report. American space agency astronauts will soon replace much of

发表于:2019-01-07 / 阅读(47) / 评论(0) 分类 科技之光

EXPLORATIONS -May 8, 2002: Hubble's New Camera By Paul Thompson VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Last week, the

发表于:2019-01-07 / 阅读(63) / 评论(0) 分类 Explorations

1. The White House says US forces who killed Osama bin Laden would have taken him alive if they had the chance. Since he fought back, he was killed. US officials say bin Laden went down firing at Navy SEALs. 2. The killing of bin Laden has parts of t

发表于:2019-01-11 / 阅读(108) / 评论(0) 分类 美联社新闻一分钟2011(五月)
学英语单词
Amphitryon 38
anathematized
antitubercular agents
arsenic iron
axial filling
bellow with pain
bias of estimator
biceps jerk
block-booking
bustle up
capital account commitment balance
cataplexies
center keel
circuit quality monitor
cobwebbery
column region
compact-disc
continuous cooling trandformation diagram
contraction of dislocation
crystal gazer
deferred delivery
deflection plane
diagram language
dry sump system
dust-like
edge polishing
Ehrlich preparation
emergency power subsystem
exclusive fishery right
Fentonhill
Fermi term
fiber optic gyro
fifty-somethings
fluorescent scattering
four-terminal constant
Gage, Thomas
general balance
genus Pipra
globe of diffusion
grappler arm lifting areas
griswood
group demodulator
homodyne spectroscopy
houndstooth checks
IMed
jarpa
joins up
lap weld
lard mixing and cooling machine
left coiling
madonnina
magnetic dipoles
main-engine control (mec)
matching flange
medial process of tuberosity of calcaneus
Methlick
mindstorm
motor boating
murinoid
N-nitro-N-phenylbenzyl-amine
Nalolo
normal hydrometer
numerophobia
off controller
one-sample problem
oscillationlike
outbound course orientation
Paragua, R.
peak working set
Perrotine
plate gold
polarization of neutron
preservation
privatdozents
Procyno
products of combustion
reiterns
representational state transfers
rippling edit
sales needed for target profit
semi-variation
semiamplexicaul
sieyes
single-phase half-wave rectifier circuit
slack-baked
small-signal open-circuit output impedance
standard decomposition
sunninghill
superclassed
tannin weighting
taxonomic character
tegolophus eminentopus
tera operations per second
throw ... weight behind
tulip bed
ultra mud
untapt
vehicle-hour
vinograd
water-potash glass
wet-grinding pebble mill
wiger