辐射曝露基准

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(129) / 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(167) / 评论(0) 分类 VOA标准英语2010年(一月)

The serious radiation leaks at Japan's damaged Fukushima-Daiichi nuclear power plant have reawakened public fears about radiation sickness. But what if there were a drug that could not only protect people from dangerous levels of radiation exposure b

发表于:2018-12-19 / 阅读(114) / 评论(0) 分类 VOA双语新闻 2011年3月

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(169) / 评论(0) 分类 Scientific American(十)月

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(143) / 评论(0) 分类 2017年VOA慢速英语(四)月

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(184) / 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(271) / 评论(0) 分类 2010年VOA慢速英语(七)月

Brain scans of men and women exposed to lead during childhood shows residual damage less severe in females Rose Hoban | Washington, DC 18 December 2009 Ever since the ancient Roman era, people have known that lead, a heavy metal long used in paints,

发表于:2019-01-13 / 阅读(173) / 评论(0) 分类 VOA标准英语2009年(十二月)

Japan raised the severity of the Fukushima nuclear crisis from four to five on a seven-point scale of international nuclear events. Fears of radiation exposure has caused a run on salt products all across the region, including in China, where shopper

发表于:2019-01-14 / 阅读(187) / 评论(0) 分类 VOA标准英语2011年(三月)

French Court Convicts South African Artist of Indecent Exposure WASHINGTON A French court has convicted South African performance artist Steven Cohen of indecent exposure during an appearance he made in central Paris last year. The court imposed no p

发表于:2019-01-14 / 阅读(171) / 评论(0) 分类 VOA标准英语2014年(五月)

The solar system is a hostile place. Earth is under attack from deadly cosmic radiation. Life here is only possible, because it's protected by the magnetosphere, an invisible force field that cocoons the planet. But new evidence reveals that this vit

发表于:2019-01-22 / 阅读(145) / 评论(0) 分类 自然百科2011年

A woman was walking down the street with her blouse openand her right breast hanging out. A cop was approachingfrom about a block away, thinking to himself, Boy, myeyes must be going. It looks like that woman is hangingout of her blouse. But, as he g

发表于:2019-01-31 / 阅读(188) / 评论(0) 分类 趣味英语

今天我们要学的词是norm。 Norm, 意思是标准,规范。气象学家研究显示, Triple-digit summer temperatures will be the norm in a few decades in Texas, 美国德克萨斯州几十年后,夏天气温三位数字将是常规现象。

发表于:2019-02-02 / 阅读(158) / 评论(0) 分类 英语每日一词

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(314) / 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(178) / 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(158) / 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(141) / 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(179) / 评论(0) 分类 英语新闻

今天我们要学的词是norm。 Norm, 意思是标准,规范。气象学家研究显示, Triple-digit summer temperatures will be the norm in a few decades in Texas, 美国德克萨斯州几十年后,夏天气温三位数字将是常规现象。

发表于:2019-02-17 / 阅读(149) / 评论(0) 分类 英语单词荟萃

发表于:2019-02-19 / 阅读(139) / 评论(0) 分类 考研英语
学英语单词
accepting at sacrifice
Agolada
aircraft guidance
allowable working stress
alquerque
amblyopia crapulosa
anterior limiting lamina
arrissing
Austronesianist
bandyman
biyan tablets
blurimage
cacafuegos
ceratopteris pterioides hieron
channel span
clamp-off
Connaught, Prov.of
Coyutia
Cracov
Dochart, Glen
enameled reflector
endurance limit on base
Engler viscometer of petroleum products
exhibe
free term
functional histology
Gaelic
giacavone
glossalgias
golden handshaken
grounding plate
guided missile detection
h.323
haploid chromosomes
henns
home scar
huronian movement
improvisable
intimate valence alternation pair!
issue department
jintaos
Kiddi
La Alcarria
lall
lay the foundation of something
lophate
magnetic wire
man-powered aircraft (mpa)
marketing costs
meparfynol carbamate
military macaws
Mohpāni
molybdophosphoric acid
needlelike
nonpapists
number cruncher
order close-out options
Ottawan
outer plate
path name block
peat soil kibbler
pfessurized still
polybutadiene
polymer support
principal section of a quadric
program end message
Quadi
repeated bending test
reporters committee for freedom of the press
restavek
RT
S-tectonite
saddleback roof
shed for passengers
short period cost account
shrunk package
skirnir
snar-noise
snow-plow
steady increase
steepled
sub-circuit
suppressor grid gauge
synagoguegoing
taskmistresses
territory of a judge
the opening
TISS
torpors
tranilastum
translatory movement
trousering
turn down the thumb
unboycotted
unhearted
wikifies
work-clothes
yanick
yarlagadda
Zapotecan
zero-pressure-gradient
zirconia ceramics