天极仪

Scientists Expect Unexpected from Largest Ground-based Telescope The mirror of the Hubble Space Telescope that gave the world stunning pictures of deep space is about 4.5 square meters. Compare that with the primary mirror of the James Webb Space Tel

发表于:2018-12-16 / 阅读(134) / 评论(0) 分类 VOA标准英语2016年(五月)

James Webb Space Telescope Progresses Toward Launch WASHINGTON While the space community is looking back this week to celebrate the 25th anniversary of the launch of the Hubble Space Telescope, workers in an airtight cleanroom at Goddard Space Flight

发表于:2018-12-16 / 阅读(161) / 评论(0) 分类 VOA标准英语2015年(四月)

Some Assembly Required: New Space Telescope Will Take Shape After Launch play pause stop mute unmute max volume 00:0003:13repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update yo

发表于:2018-12-17 / 阅读(146) / 评论(0) 分类 2016年NPR美国国家公共电台11月

A new study has found that the Arctic's iconic polar bears are finding it harder to hunt for food due to melting sea ice caused by climate change, putting the species at a growing risk of extinction. Researchers from the United States Geological Surv

发表于:2018-12-24 / 阅读(173) / 评论(0) 分类 2018CRI中国国际广播电台

Seventy-nine degrees north latitude is near the top, at the cold edge of the world. In the winter, when temperatures plunge below freezing, there is complete darkness at noon. During summer, the sun shines at midnight, there is no place to hide. Dang

发表于:2018-12-30 / 阅读(283) / 评论(0) 分类 国家地理2007年

An unusual Boeing 747 arrived in Christchurch at the weekend from California. It has a telescope on board. The plane will spend the next three weeks flying the skies of the South Island to study the Milky Way. It is called SOFIA, Stratospheric Observ

发表于:2018-12-31 / 阅读(170) / 评论(0) 分类 新西兰英语

She worries a lot. She worries about polar bears. They are big, white bears. They live in the north. They need snow. They need ice. They need cold weather. There is too much pollution. Pollution heats up the Earth. Heat melts the ice. The ice is the

发表于:2018-12-31 / 阅读(236) / 评论(0) 分类 儿童英语小故事

By Paul Sisco Washington, DC 05 July 2006 watch Hubble Repair report A Hubble telescope image of part of the universe Space scientists at the U.S. space agency, NASA, are celebrating the return to action of the Hubble telescope. --------- For more t

发表于:2019-01-07 / 阅读(200) / 评论(0) 分类 2006年VOA标准英语(七月)

Technology Report - Is NASAs James Webb Space Telescope a Time Machine? This is the VOA Special English Technology Report. If you could build a time machine, what would it look like? Maybe, it should look like a telescope. American scientists are bui

发表于:2019-01-12 / 阅读(152) / 评论(0) 分类 2011年VOA慢速英语(五)月

BBC Learning English Weekender Polar Explorer Amber: Hello, I'm Amber, and youre listening to bbclearningenglish.com. In Weekender today, we listen to an interview with explorer, Rosie Stancer. In March, Rosie sets off on her latest expedition walki

发表于:2019-01-16 / 阅读(203) / 评论(0) 分类 Weekender

China launches its first X-ray space telescope to observe black holes, pulsars and gamma-ray bursts, via a Long March-4B rocket from Jiuquan Satellite Launch Center in northwest China's Gobi Desert on June 15, 2017. [Photo: thepaper.cn] China launche

发表于:2019-01-19 / 阅读(159) / 评论(0) 分类 2017CRI中国国际广播电台

The Five-hundred-meter wide Aperture Spherical Telescope, or FAST, is now operational in the mountains of Guizhou in southwest China. FAST has been designed to help Chinese researchers better understand our universe, as well as probe the cosmos for e

发表于:2019-01-19 / 阅读(188) / 评论(0) 分类 2016CRI中国国际广播电台

Implantable 'eye telescope' that magnifies vision by three times approved for use in patients可以三倍变焦的眼中望远镜已被批准医用。 A miniature telescope that is implanted in the eye to solve sight problems has been approved for us

发表于:2019-02-06 / 阅读(146) / 评论(0) 分类 阅读空间

STOCKHOLM, May 8 (Xinhua) -- The 2012 Swedish Polar Music Prize was awarded to the American singer-songwriter Paul Simon and the Chinese American cellist Yo-Yo Ma, the prize committee said in a statement on Tuesday. For five decades, Paul Simon has b

发表于:2019-02-09 / 阅读(169) / 评论(0) 分类 英语新闻

Voice 1 Thank you for joining us for todays Spotlight. Im Rebekah Schipper. Voice 2 And Im Joshua Leo. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Sib

发表于:2019-02-14 / 阅读(135) / 评论(0) 分类 环球英语 Spotlight

The dogs were barking wildly at two smallcreatures playing in the moonlight. Polar bear babies! cried Annie. One roly-poly cub leaped onto the other. Then theyboth rolled through the snow. Hi, little bears! Annie called. The cubs jumped up and shook

发表于:2019-02-17 / 阅读(126) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

BEIJING, June 21 (Xinhua) -- China will launch a new icebreaker for use during an upcoming 2013 polar expedition, a senior oceanic official said on Tuesday. Both the new icebreaker and Xuelong (Snow Dragon), an icebreaker that operated in Antarctica,

发表于:2019-02-18 / 阅读(177) / 评论(0) 分类 英语新闻

Voice 1 Hello, Im Marina Santee. Voice 2 And Im Ruby Jones. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 A tall man stands s

发表于:2019-02-21 / 阅读(165) / 评论(0) 分类 环球英语 Spotlight

The construction of the project was started in 2011 with an investment of 1.2-billion yuan, or about 180 million US dollars. The 500 metre Aperture Spherical Telescope, or FAST, is the size of 30 football fields. It's located in a hollow that was for

发表于:2019-02-21 / 阅读(220) / 评论(0) 分类 2016CRI中国国际广播电台

A Deep Hole in the Pole AMANDA望远镜(新华社电讯稿用的是南极介子和高能中微子探测器阵列名字),被埋藏在南极冰块下1.5公里深处。路透社2001年3月21日报道,这台望远镜首次探测到中微子。中微

发表于:2019-02-24 / 阅读(164) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
'putas
absent from work without reason
acorus graminens soland
activator RNA
advertising campaigns
aeolian plain
aerobat
aeroplane oil
air separation plant
almehs
amphichaetella echinata
Anigozanthos
antichange
aquascaped
atrialization
be on a collision course
bipaschal
boiling down pan
bookkeeping process
cacochroia
capital of West Virginia
centesimal second of angle
chemical stability of greases
chromium coating
clean-type bubble chamber
coherent behavior
cold belt
compensating joint
continuous scouring and bleaching
crystal-originated pit (cop)
dakeite
deep fried
deep sea vehicle
Dingalan
discrete kink-band
driving-plate
dubbed out
EFDS (Equipment and Floor Drain System)
electrode stand
enolase
evrninomycin
fenoprofen
fifth class
gauris
generation alternation
geotechnology
global corporation
gone the extra mile
gross indecency
handloader
helium spot
hot dogging
I told you so
indoor chassis rolls dynamometer
IRPH
Italianisation
Kerempe Burun
Knight of Malta
leadons
leptospiroses
lillith
metaplasis
minsky
motor car carrier
N.R.C.
net-sounder
new thought
ngolas
oceanic birds
otto wagners
overcome friction
Paeonia L.
permanent error
professional coalition
pyracantha crenulata(d.don)roem
pyromagnetic substance
racial slurs
rayleigh method of dimensional analysis
Recessus sphenoethmoidalis
rejuvenation of plant
Salacia confertiflora
sandwich wound coil
Seattleite
selva landscape
six-way
spanker-boom
spatial kinematic chain
spoke in tongues
static temperature
steam superheater
straw rake
sub-clinical disease
succenturiate placenta
super-steel
temperature versus time curve
torrent of mountain and hill country
tsukiyama
vacuum flange connection
Vneck,V-neck
x-inputs
yardbird
Zeffix