空间碎片环境

THE PRESIDENT: Good morning. This weekend, I will join millions of Americans in one of our favorite national pastimes: fishing. I'm going to be on the Chesapeake Bay. For those who love fishing, the most important thing is not the size of your catch

发表于:2018-12-05 / 阅读(251) / 评论(0) 分类 美国总统电台演说

Scientists Deliberate Cleaning Space Junk WASHINGTON Everything that we launch into an orbit around the earth eventually becomes space debris. Scientists say the increasing number of unusable objects circling our planet is threatening functioning sat

发表于:2018-12-08 / 阅读(259) / 评论(0) 分类 VOA标准英语2014年(六月)

UN: Plastic Accounts for $13B in Damage to Marine Habitat As World Cup play continues across Brazil, the country is gearing up to host the 2016 Summer Olympic Games. Among the concerns is that the sailing venue near Rio de Janeiro is too polluted to

发表于:2018-12-16 / 阅读(268) / 评论(0) 分类 VOA标准英语2014年(七月)

Have Scientists Discovered a Radio Space Shield? Space, it turns out, is not a very safe place for electronic devices. High-energy space particles can cause serious problems for satellites and electronic equipment, even on the Earths surface. These p

发表于:2019-01-03 / 阅读(406) / 评论(0) 分类 2017年VOA慢速英语(十一)月

Kenya Becomes Latest Country to Ban Plastic Bags Kenya has joined the growing list of countries to ban plastic bags. A new Kenyan law bars the production, sale and even use of polythene plastic bags. People caught breaking the law may be fined up to

发表于:2019-01-03 / 阅读(275) / 评论(0) 分类 2017年VOA慢速英语(九)月

Broadcast: Feb 01, 2003 The U.S. Space Shuttle Columbia broke apart in mid-air Saturday minutes before it was to return to Earth. The U.S. space agency, 1) NASA, says none of the seven astronauts aboa

发表于:2019-01-07 / 阅读(413) / 评论(0) 分类 VOA2003(上)-科技先知

By Kent Klein Washington 03 June 2008 Astronauts at the International Space Station have attached a $1 billion Japanese laboratory to the orbiting outpost. During a space walk Tuesday, mission specialists Michael Fossum and Ronald Garan unlocked the

发表于:2019-01-11 / 阅读(309) / 评论(0) 分类 VOA标准英语2008年(六月)

AS IT IS 2014-07-10 Plastics Blamed for Harm to Sea Environment 塑料对海洋环境造成严重危害 A new report says plastics are responsible for $13 billion in damage to the oceans and the undersea environment. The findings were announced recen

发表于:2019-01-12 / 阅读(376) / 评论(0) 分类 2014年VOA慢速英语(七)月

It is hard to imagine, but it could happen anywhere in the world - an atomic blast set off by terrorists. The U.S. military is training for that possibility in the United States. More than 3,000 Army troops and National Guard - the state militias - a

发表于:2019-01-13 / 阅读(239) / 评论(0) 分类 VOA标准英语2010年(七)月

AILSA CHANG, HOST: A prototype space station, put into orbit by China, will soon be falling back to Earth. It is the size of a city bus. No one knows where parts of it will land although regions of the continental U.S. are in the potential crash zone

发表于:2019-01-16 / 阅读(310) / 评论(0) 分类 2018年NPR美国国家公共电台3月

Every year satellites are damaged or destroyed by objects orbiting the Earth's atmosphere. An Australian company is now using the latest laser technology to track these objects in order to reduce cosmic damage. Li Dong has the details. Even in space,

发表于:2019-01-19 / 阅读(344) / 评论(0) 分类 世界各地新闻集锦

By Robert Raffaele Washington, DC 05 July 2006 watch Discovery Liftoff report Shuttle Discovery launch NASA successfully launched the space shuttle Discovery Tuesday, after two previous launches were scrubbed due to bad weather in the southeastern U

发表于:2019-01-25 / 阅读(429) / 评论(0) 分类 2006年VOA标准英语(七月)

BEIJING, Sept. 6 (Xinhuanet) -- The amount of space junks floating in Earth's orbit has reached a critical level, warned scientists. The future space missions may become too dangerous to fly for a risk of colliding with space junks, said a report rel

发表于:2019-02-03 / 阅读(245) / 评论(0) 分类 英语新闻

BEIJING, Sept. 2 (Xinhuanet) -- The amount of space junk orbiting the Earth could cause fatal leaks in spaceships or destroy valuable satellites, according to a report released by the U.S. National Research Council. Computer models have shown that th

发表于:2019-02-05 / 阅读(286) / 评论(0) 分类 英语新闻

By Michael Bowman Washington 20 February 2008 The U.S. Space Shuttle Atlantis is back on earth after delivering a new laboratory to the International Space Station. VOA's Michael Bowman has details from Washington. Sonic booms echoed over Florida as

发表于:2019-02-05 / 阅读(269) / 评论(0) 分类 VOA常速英语2008年(二月)

Manned space program's Meridian Project operational BEIJING, Oct. 23 (Xinhua) -- The Meridian Project, a massive scientific research project that will monitor weather in space, became fully operational on Tuesday. The Meridian Space Weather Monitorin

发表于:2019-02-07 / 阅读(334) / 评论(0) 分类 英语新闻

By Brian Wagner Miami 23 October 2007 The space shuttle Discovery has launched from Kennedy Space Center on a two-week mission to the International Space Station. VOA's Brian Wagner reports the seven astronauts on Discovery will deliver a new module

发表于:2019-02-08 / 阅读(332) / 评论(0) 分类 2007年VOA常速英语(十月)

TOKYO, March 11 (Xinhua) -- Japan and the United States on Monday held their first meeting of the Comprehensive Dialogue on Space and agreed to cooperate in monitoring ships from space, local media report. In a joint statement after the meeting, the

发表于:2019-02-08 / 阅读(327) / 评论(0) 分类 英语新闻

Part 3. Compton Gamma Ray Observatory. Keywords. ailing observatory, orbit, gamma rays. Vocabulary. debris, thruster, gyroscope, bathe, stream from, Compton Gamma Observatory, Goddard Space Flight Center. Now listen to a news report, complete the new

发表于:2019-02-15 / 阅读(287) / 评论(0) 分类 Step by Step 3000 第二册

The space lecture featured a QA session towards the end. Students questions ranged from what space looks like from Tiangong-1 to what problems the human body has faces in space. One of the students asked if the astronauts can see space junk and how S

发表于:2019-02-18 / 阅读(429) / 评论(0) 分类 CCTV9英语新闻2013年07月
学英语单词
Abies excelsa Poiret
addressee's credit
amicroscopic particle
Annual exclusion
arteria (pl. -riae)
ball foot
bard-pic(syndrome)
beam of hull
benzosulfonazole
bryanskaya oblast
Bugstomper
burries
caarp
cargo unloaded
closely-coupled
clothespeg
cold fingers
commit something to memory
conjugate-concentric
controlled drain
cooperative computing
corundum refractory
cyanophoric glycoside
cymation
depraved appetite
dodge pompey
dry top rot
dust cooled reactor
epidermolytic hyperkeratosis
euryhadric
explosive concentration
Fareham
flat hot-rolled bar
gang die forming
gettys
HE alloy
healthy tissue
high-speed register
Holthouse's hernia
horizontal project
hypophysectomies
ill-managed
industry watcher, industrywatcher
ineffective thrombopoiesis
instant development
interior angle traverse
International Committee of Red Cross
interpretress
introduction to marketing
it's tough at the top
Itacarambi
La Valle
lecithality
lose our balance
magnesium cyanamide
malaria irregularis
miniweights
Mīlē Wenz
octacerores
Oort
oxidation-reduction titration
perichoroidal space
peripheral devices
PN junction emitter
post-detection combiner
postwar credit
price escalation
print control unit
processed farm products
Protapirus
Pure discount
quadruple form
quasiconvex functional
quixotics
Raguileo alphabet
rare gas
reflex neurosis
Rolicton
row crop
runway condition report
seances
sectiones Pedunculi
sentimientos
sheared deformation
shubik
silk polar
steeping press
stress function of bending
sumthin
Synnyr, Khrebet
tamping mass
tanacles
tight penetration
traces of oil
transaminases
troughed belt converter
Uglichskiy Rayon
unfortuned
ungulae
valuable article
ventilating dryer
xcut