[化] 内部辐射源

45.The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Suns very center. It is here that is to be found the source of the energy that the Sun constantly pours out i

发表于:2018-11-28 / 阅读(424) / 评论(0) 分类 新概念优美背诵短文50篇

This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 Japan's nuclear crisis may mean greater demand for imported food and less competition from Japanese products on world markets. But it also means that

发表于:2018-12-07 / 阅读(114) / 评论(0) 分类 2011年VOA慢速英语(三)月

Doctors use X-rays to view internal organs, obtain clear images of possible disease and to treat cancer. For years radiation has been used to save lives, but there is growing concern that some patients are getting more than they ask for when they und

发表于:2018-12-08 / 阅读(146) / 评论(0) 分类 VOA标准英语2010年(一月)

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into space as light and h

发表于:2018-12-12 / 阅读(163) / 评论(0) 分类 英语小短文

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the

发表于:2018-12-15 / 阅读(252) / 评论(0) 分类 新东方背诵文选

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Animals rely on all sorts of cues to find their next meal. Monkeys and birds are attracted to the colors of ripe fruits and berries. And snakes find thei

发表于:2018-12-24 / 阅读(146) / 评论(0) 分类 Scientific American(十)月

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into space as light and h

发表于:2018-12-30 / 阅读(132) / 评论(0) 分类 考研背诵50篇

Human exploration of Mars is now an official goal of the National Aeronautics and Space Administration (NASA). Last month, U.S. President Donald Trump signed a bill to increase NASAs budget. The law sets spending at $19.5 billion for the 12-month per

发表于:2019-01-02 / 阅读(132) / 评论(0) 分类 2017年VOA慢速英语(四)月

By Kari Barber Dakar 21 March 2008 In many African countries, few people have access to computers and the Internet. Experts say this is hindering development and preventing students from being able to compete for jobs. At a conference in Dakar this w

发表于:2019-01-07 / 阅读(191) / 评论(0) 分类 VOA标准英语2008年(三月)

The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into

发表于:2019-01-08 / 阅读(226) / 评论(0) 分类 英语小短文

U.S. health experts monitoring Japan's nuclear crisis are seeking to explain health risks from radiation(放射) exposure, while cautioning that radiation levels measured this week at the Fukushima-Daiichi power plant in northern Japan have not y

发表于:2019-01-11 / 阅读(164) / 评论(0) 分类 英语新闻

DOUG JOHNSON: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Doug Johnson. FAITH LAPIDUS: And I'm Faith Lapidus. Today, we will tell about skin cancer. (MUSIC) DOUG JOHNSON: Skin cancer is one of the most common forms of cancer. It is also

发表于:2019-01-11 / 阅读(248) / 评论(0) 分类 2010年VOA慢速英语(七)月

By Gary Thomas Washington 22 August 2007 The Central Intelligence Agency has released a report sharply critical of the CIA's senior leadership in the years and months leading up to the terrorist attacks of September 11, 2001. As VOA correspondent Gar

发表于:2019-01-13 / 阅读(177) / 评论(0) 分类 2007年VOA标准英语(八月)

By Ravi Khanna Washington 09 November 2007 The current political turmoil in Pakistan has raised concerns in Washington that the Pakistani government is no longer focused on battling Islamic militants and it is making the country an even safer haven f

发表于:2019-01-30 / 阅读(143) / 评论(0) 分类 VOA常速英语2007年(十一月)

The World Health Organization (WHO) warns against the indiscriminate(任意的无差别的) use of potassium iodide as a precaution against nuclear radiation. WHO is issuing this advisory following reports of people in Japan and elsewhere who are usi

发表于:2019-02-06 / 阅读(296) / 评论(0) 分类 英语新闻

A key Japanese adviser on radiation(放射 ) leaks at the country's disabled Fukushima nuclear power facility has quit in protest over the government's handling of the disaster. The adviser, Toshiso Kosako, a radiation safety expert at the Univer

发表于:2019-02-06 / 阅读(157) / 评论(0) 分类 英语新闻

NEW DELHI, March 16 (Xinhua) -- The Indian government has ordered food originating from(发源于) Japan to be tested for radiation in the wake of explosions at a Japanese nuclear plant following a devastating earthquake-tsunami last Friday, repo

发表于:2019-02-07 / 阅读(143) / 评论(0) 分类 英语新闻

Public opinion polls suggest most Americans favor full body scanners as a way to protect against terror attacks on commercial airliners. The benefits of scanners are being debated in a number of countries. Some groups have raised privacy issues. But

发表于:2019-02-07 / 阅读(129) / 评论(0) 分类 VOA标准英语2010年(一月)

WASHINGTON, March 30 (Xinhua) -- A trace amount of radioactive(辐射性的) iodine(碘) has been found in a sample of milk from the west state of Washington, the U.S. Environmental Protection Agency and the Food and Drug Administration (FDA) sai

发表于:2019-02-11 / 阅读(156) / 评论(0) 分类 英语新闻

今天我们要学的词是 internal. Internal 形容词,内部的。Britain's MI5 has begun an internal review of how it handled intelligence on the Manchester suicide bomber. 英国军情五处开始展开内部审查,看军情五处对所掌握的

发表于:2019-03-07 / 阅读(232) / 评论(0) 分类 英语单词荟萃
学英语单词
Abyssinian primroses
ACI-TIPL
adulterated
almost certain convergence
apparent reluctance
AUTOCV (automatic check valve)
awaiter
Beinn Dòrain
binaural phase effect
bus road train
busheys
campanologies
canaima
chart-based
chlorodifluormethane
clysmata
composite shot
critical slip
desmoplasia
diagonal parting
Dracocephalum rupestre
drill rigs
electron pair donor
enjubard
espresso-based
fan blower kiln
field release
finger-puppets
fishery rules and regulations
fissura accessoria pulmonis dextri
fissured pelvis
fixed length record
for the Sky
fortificate
frontal planes
galvanized sheet iron
glady
Glafsfjörden
glaze
go-nowhere
heaterless
heptagynian
hind-castle
impanel
infoanarchist
innovatour
intermediate massecuite
kana
Kandava
key issues
kluski
learn experience
left upper quadrant of the abdomen
li y?an ti tzu
Magnolia Beach
Microreservoir-type
mission-critical application
mop head
moscow' paratyphi B
MPPP
multicapt
municipal law
muscanonge
nanocable
Nelson cell
nicking
Nkore
Ogyen
oxyprenolol
partial pressure suit
pays down
Pedicularis lachnoglossa
polled goat
Pots, plain old telephone service.
prototroph
pyoverdins
pyroelectric ceramic
ramirezi
reach saturation point
root of orbit
Santa Cruz Mts.
semi-major
separate weighing
short increment sensitivity index
softheadedly
sonantize
southcote
splenocyte
station bill
stek au poivre
supply-demand relation
The Polish Register of Shipping
Thenaris
threatning
trans-sport
trial at bar
two point perspective
uncinula zelkovae
unconsonant
very light physical labor
vicoes
works bottling