绕极卫星, 极卫星

LESSoN EIGHT TEXT Telecommunication via Satellite At the beginning of the twentieth century, there were four powerful means of transmitting and receiving information over long distances: print, photog

发表于:2018-12-01 / 阅读(286) / 评论(0) 分类 自考英语(一)78讲

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(192) / 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(318) / 评论(0) 分类 国家地理2007年

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(276) / 评论(0) 分类 儿童英语小故事

By Cindy Saine Washington 14 February 2008 The Defense Department says it is planning to shoot down a defunct U.S. spy satellite before it is expected to hit the Earth in early March, because of potential danger to human beings from its unburned rock

发表于:2019-01-09 / 阅读(175) / 评论(0) 分类 VOA常速英语2008年(二月)

banaroo--Be my Satellite dam daba dam daba daba da daba da daba da daba da hear my s.o.s. dam daba dam daba daba da daba da daba da daba da hear my s.o.s. calling you calling you i need you today cause i lost my direction in the endless milky way eme

发表于:2019-01-11 / 阅读(206) / 评论(0) 分类 好听的英文歌曲

By Peter Fedynsky Moscov 06 September 2007 Kazakhstan has suspended launches of the Russian Proton rocket at the Baikonur Space Center following a failed liftoff and loss of the payload, a Japanese communications satellite. VOA Moscow Correspondent P

发表于:2019-01-11 / 阅读(217) / 评论(0) 分类 2007年VOA标准英语(九月)

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(225) / 评论(0) 分类 Weekender

音乐咖啡厅:Michael Learns To Rock - Lonely Satellite 相关介绍:《Eternity》是摇滚麦克的最新录音室创作大碟,专辑由乐团吉他手/主唱Mikkel Lentz担纲制作大任,专辑在丹麦的哥本哈根以及瑞典的哥德

发表于:2019-02-06 / 阅读(273) / 评论(0) 分类 音乐咖啡厅

XICHANG, Sichuan, June 21 (Xinhua) -- China successfully launched a new communication satellite, the Zhongxing-10, from its Xichang Satellite Launch Center in southwest Sichuan Province on early Tuesday. The satellite, carried by a Long March-3B rock

发表于:2019-02-07 / 阅读(201) / 评论(0) 分类 英语新闻

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(208) / 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(160) / 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(155) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

The cubs whimpered louder. They want to go to her, but they're afraid of theice, whispered Jack. Annie petted the cubs. Don't be afraid, she told them. You'll get back toyour mother.The big polar bear growled. She paced back andforth, sniffing the ai

发表于:2019-02-17 / 阅读(146) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

Jack, you can get up now, said Annie. Jack opened his eyes. Annie was standing over him. She still had her mask on. We're on safe ground, she said. Jack felt as if he'd been dreaming. He lookedaround. They had reached the tundra at the edge ofthe fro

发表于:2019-02-17 / 阅读(171) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

TEHRAN, Oct. 9 (Xinhua) -- Iran is going to launch domestically- built Navid satellite by Safir satellite launcher by the end of March 2012, the semi-official Mehr news agency reported on Sunday. Navid (promise) is a research satellite and is current

发表于:2019-02-18 / 阅读(188) / 评论(0) 分类 英语新闻

MOSCOW, Nov. 25 (Xinhua) -- Russia's Proton-M carrier rocket was launched on Friday from the Baikonur space center in Kazakhstan with a Chinese communications satellite AsiaSat-7, according to Russia's Federal Space Agency Roscosmos. Roscosmos' live

发表于:2019-02-18 / 阅读(208) / 评论(0) 分类 英语新闻

XICHANG, Sichuan, July 12 (Xinhua) -- China blasted off a new data relay satellite Tianlian I-02 on Monday at the Xichang Satellite Launch Center in southwest Sichuan Province . The satellite was launched on a Long March-3C carrier rocket at 11:41 p.

发表于:2019-02-18 / 阅读(218) / 评论(0) 分类 英语新闻

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(211) / 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(188) / 评论(0) 分类 环球英语 Spotlight
学英语单词
a riot of colour
acyl acetic acid
anterior end knob
aquatic morphology
as sure as eggs are eggs
be on top of the world
be out of luck
boiler water supply
Brinell hardness press
Caala
capacitive voltage
cardenyabba creek
carl richard woese
cayles
cloud water sampler
cocrystal
comminuate
common premises
consignment in
cooling arch
croissies
davidchik
deep drawing die
derbesia
dogology
double-billings
double-sideband suppressed-carrier modulation
EI Tor vibrio
elementary-aged
eponym
Filskov
flaw hypothesis methodology
foliar spray
Forno di Zoldo
free wave pattern
freight and insurance paid
G test
general overheads burden
get-off
glucose phenylhydrazone
hard-hit
Hardingham
Heiligenmoschel
hockeytown
Hoengen
HTRF
Hundred Flowers Campaign
hydrocarboxylation
illiquid market
incorrigibleness
interlocking relay
intermitted duty
Jeckenbach
Kendié
kinesiology
Klamath Marsh
letter stocks
locuss of infection
lopolith
lost wax molding
marcelo
musical rhyme
Nenetsia
non mutable
nucleolule
O.W.L.
parhelion
pelviradiography
policy derailment
profit opportunity
purulence
railway precincts
random walk hypothesis
real-time basic executive
replacement agent
reserved line
resinite
rhr and core spray pump space cooler
Rigil Kent
ruptured surface
s d exchange interaction
sales allowance
saturated interference spectroscopy
Saugnacq-et-Muret
scoria agglomerate
scouce
Shaldezh
simonient
Sir Francis Bacon
snowdrop
spread of a matrix
storage interface facilities
substitutional material
suivi
summer blain
symbol manipulation system
thaweth
tinea manuum
tool-using
transreceiver
triploidization
unpitiful