planetary aberration
【光学】行星光行差

The hearts and minds of voters were in contention in the swing state of Virginia today, where NPR's Mara Liasson tells us President Obama and GOP hopeful Mitt Romney made appearances. Both candidates were in Virginia today. Mitt Romney campaigned in

发表于:2018-12-02 / 阅读(118) / 评论(0) 分类 2012年NPR美国国家公共电台9月

SCIENCE IN THE NEWS - Gore's Movie Heats Up Discussion of Global Warming (and Has His Critics Steaming)By Caty Weaver and George Grow Broadcast: Mon, 3 Jul 2006 16:00:00 UTC (MUSIC) VOICE ONE: This is

发表于:2018-12-07 / 阅读(105) / 评论(0) 分类 2006年慢速英语(七)月

This is Scientific Americans 60-Second Science. Im Christopher Intagliata. Got a minute? Astronomers have already discovered hundreds of exoplanets. But make way for the new kid, which is orbiting a kind of star that models say it shouldnt. Researche

发表于:2018-12-24 / 阅读(131) / 评论(0) 分类 Scientific American(十一)月

Like a phoenix rising from the ashes, astronomers have found a whole new solar system may be forming in the wake of a star's violent death. This is the Hidden Universe of the Spitzer Space Telescope, exploring the mysteries of infrared astronomy wit

发表于:2018-12-30 / 阅读(132) / 评论(0) 分类 国家地理2008年

加州日报:以后视力有问题的人看显示屏再不用戴眼镜了,因为美科学家给电脑屏幕 戴上了眼镜. 美科学家给电脑屏幕戴上眼镜 Daily California: People with vision problems may be able to forgo eyeglasses and c

发表于:2019-01-01 / 阅读(120) / 评论(0) 分类 双语趣听精彩世界

This is Whats Trending Today. Last week, the American space agency NASA announced it was looking for a Planetary Protection Officer. Many people discussed the job on social media. The Washington Post called the jobs title one of the greatest ever con

发表于:2019-01-02 / 阅读(148) / 评论(0) 分类 2017年VOA慢速英语(八)月

By David McAlary U.S. astronomers have made a finding they say increases the chance that distant stars may harbor planetary systems like our own. They have discovered two planets the size of Neptune e

发表于:2019-01-03 / 阅读(152) / 评论(0) 分类 VOA2004(下)--健康科技

PISCES February I9 to March 20 The Piscean is the ideal silent partner. When actively engaged in a partnership, he is apt to be too indecisive, and either too suspicious or too trusting. His emotions invade everything and they are not clear-sighted.

发表于:2019-01-03 / 阅读(147) / 评论(0) 分类 趣味英语

By Mike O'Sullivan Los Angeles 20 December 2006 The Planetary Society, an organization that promotes space exploration, has teamed up with NASA to send a digital greeting card to Mars aboard the Phoenix lander, an unmanned space probe, on a mission

发表于:2019-01-12 / 阅读(176) / 评论(0) 分类 2006年VOA标准英语(十二月)

Juno Spacecraft Launches Toward Jupiter The U.S. space agency launched the Juno spacecraft from the Kennedy Space Center in Florida Friday, beginning a five-year journey to Jupiter. 3,2,1. Ignition and liftoff of the Atlas 5 [rocket] with Juno on a t

发表于:2019-01-14 / 阅读(164) / 评论(0) 分类 VOA标准英语2011年(八月)

Like a phoenix rising from the ashes, astronomers have found a whole new solar system may be forming in the wake of a star's violent death. This is the Hidden Universe of the Spitzer Space Telescope, exploring the mysteries of infrared astronomy with

发表于:2019-01-22 / 阅读(110) / 评论(0) 分类 自然百科2008年

The Prime Meridian(本初子午线) here is the longitude, the mark on the ground, from which all great voyages are measured. This is the view back to our remarkable home planet/ that the first human out here can look forward to, a distant blue dot l

发表于:2019-01-22 / 阅读(118) / 评论(0) 分类 自然百科2012年

Galaxies could in a way, be much bigger than they currently are. Something is stopping them growing larger and that something is the black hole at the center. Now this is bizarre because the ration of the size of the black hole to the size of the gal

发表于:2019-01-23 / 阅读(129) / 评论(0) 分类 探索与发现2013年

The closing bell rang moments ago and it couldn't have come too soon for many investors after this crazy week on Wall Street. It was another roller-coaster session for the market. Stocks actually edged into the plus column briefly, but by the end it

发表于:2019-01-26 / 阅读(151) / 评论(0) 分类 商业报道2007年

Still, statistically the probability that there are other thinking beings out there is good. Nobody knows how many stars there are in the Milky Wayestimates range from 100 billion or so to perhaps 400 billionand the Milky Way is just one of 140 billi

发表于:2019-01-29 / 阅读(111) / 评论(0) 分类 万物简史

First Solar Sail to be Launched into Orbit from Russian Submarine 俄潜艇首发太阳反射器进入轨道 A solar sail might do for space missions what fabric sails once did for sea travel.It would

发表于:2019-01-31 / 阅读(177) / 评论(0) 分类 VOA2005(下)--环境科学探索

GRE阅读理解考查的范围非常广,不像填空、类比和反义那样注重基础和词汇量,而GRE考试的阅读又与其他考试中的阅读有很大区别,所以在技巧方法上也要区分对待。GRE阅读中多见长句,对理

发表于:2019-02-17 / 阅读(149) / 评论(0) 分类 GRE英语

Scientists Say New Diet May Save Planet From VOA Learning English, this is the Health and Lifestyle report. 欢迎收听美国之音学习英语栏目,这里是健康与生活频道。 Scientists in London say they have found the best diet for both

发表于:2019-02-19 / 阅读(171) / 评论(0) 分类 2019年VOA慢速英语(二)月
学英语单词
abasingly
accountancy section
actual useful year
aerogrammes
aeschynanthus
alboviolaceum
antifreeze compounds
aqua anisi
are
areolar gland
ATIS (automatic terminal information service)
average discharge current
bake-apple
balconette bra
beset in ice
binder utility
brusket
burnedout
butylmethoxydibenzoylmethane
cartridge drive
case of need
Castricum
Chichinales
chondrodystrophy fetalis
cloud agent
construction output
copying and punching shear machine
critical orders list
crosssectional
database support
distant thermometer
downcounter
drop bottle
eurybathic organism
eye-lotion
foreign ions
fourier-bessel expansion
full analysis
glucoolitoriside
gohyon (kohyon)
grand narrative
green-card
greenbanks
grid ionization chamber
helisterin
holoacrania
intercomparison of methods
internal-force
knit-mesh filter
Lagoon Point
Lapoutroie
linear semilogrithmic trend line
manyat
maturity period
Mini-ITX
misas
misfocusing
moonwashed
multi-chips
Naenae
non-color
normal yield table
omeish
paraliterature
peiping
photoexciting motion
plasma rifle
popstrological
posterior cerbellar lobe
Puerto San Pablo
pulse widescope
put out to tender
pysanka
reception test
renografin
resina
rious
roller-cutter
sb's heart sinks
scenarise
sodium stibocaptate
soldering borax
Sprint period
standard run machine hours
statistical table
Stavropol'skiy Kray
storage distance extension
strontium-rubidium dating
subtags
tart cell
tetrasternum
toll way
top of stroke
transformed universal veil
unlinking
valid address
vapor-phase sintering
vinculin
washer thermistor
with a straight face
Zollino
zone of facture