辐射受激发射

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(92) / 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(120) / 评论(0) 分类 VOA标准英语2010年(一月)

EXPLORATIONS - The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can

发表于:2018-12-16 / 阅读(113) / 评论(0) 分类 2013年VOA慢速英语(二)月

This is the VOA Special English Health Report. The crisis at the damaged Fukushima Dai-Ichi Nuclear Power Station in northern Japan has raised worries about radiation risks. We spoke Tuesday with Jonathan Links, an expert in radiation health sciences

发表于:2018-12-16 / 阅读(101) / 评论(0) 分类 2011年VOA慢速英语(三)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(113) / 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(108) / 评论(0) 分类 2017年VOA慢速英语(四)月

This is Scientific American 60 Second Science, I am Karen Hopkin, this will just take a minute. Every year, about 10 million tons of paper winds up in American landfills and incinerators, which is not only wasteful but adds CO2 to the atmosphere. Rec

发表于:2019-01-08 / 阅读(129) / 评论(0) 分类 Scientific American(三)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(138) / 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(208) / 评论(0) 分类 2010年VOA慢速英语(七)月

The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the sci

发表于:2019-01-12 / 阅读(172) / 评论(0) 分类 2013年VOA慢速英语(五)月

Japanese Town Split by Radiation Evacuation Zone It is an extraordinary meeting of the Kawauchi village assembly. Because of severe damage to the village's municipal hall from the earthquake, the public gathering has been convened at a community cent

发表于:2019-01-13 / 阅读(118) / 评论(0) 分类 VOA标准英语2012年(三月)

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(139) / 评论(0) 分类 VOA标准英语2011年(三月)

By Nancy-Amelia Collins Bali, Indonesia 13 December 2007 The head of the United Nations Climate Change Conference is warning that a deadlock between the United States and the European Union over greenhouse gas emission targets may derail the conferen

发表于:2019-01-16 / 阅读(140) / 评论(0) 分类 VOA常速英语2007年(十二月)

Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the science of the future to eve

发表于:2019-01-24 / 阅读(156) / 评论(0) 分类 英语语言学习

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(277) / 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(137) / 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(122) / 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(105) / 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(127) / 评论(0) 分类 英语新闻

Central banking can be agonising. The effect of monetary policy on the economy is not immediate, 中央银行可能很痛苦。货币政策对经济的影响并非即刻见效, so decisions must be based on expectations for two years' time. That me

发表于:2019-02-16 / 阅读(106) / 评论(0) 分类 经济学人财经系列
学英语单词
across-the-table
analoids
anti-sidetone circuit
automatic sequence computer
bare mountain
best-friend
Bevin Boys, Bevin boy
bit slice
blagga
bronchiectases
camponotus rothneyi tainvanae
categorical imperatives
chargerless
Chrysanthemum maximum
come down upon someone like a hundred of bricks
control index
convicted
corelet
credit checking
cylindrocarpon supersimplex
Dawes limit
de-emphasizing filter
decimal interchange code
dense fluid
disk cloning
disturb the social order
easycruiseone
enamel lacquer
Erdkobalt
exhanstor
fashioneth
fiery-tailed awlbill
fluid choke
forepractice
fortune's paulownia paulownia fortunei hemsl.
full section
furnace transmutation
fuselage design
fuzzy database
generalized current
Glasgow coma score
GLG
Goussainville
harricks
hear a case in private
henlows
high-availability
homecrofts
hydrophobins
kagools
karols
kicks his ass
Labarraque's solution
labor insurance and welfare
make myself known to
Markovo
marma
memory conflict-free access
mnenonic operation code
modulation width
multiple index method
Mykostin
nebelfrost
ordinary receipts
oxyperas aspersa
paramudras (paramoudras)
phenololipoid
positioning component
problem list
recedent
recessus utriculi
recirculation discharge block valve
redundant information
retransitioning
rippedding
road gauge
rosano
rubidium trioxide
scourings
sechrest
self-distrusting
servier
shaving bump
silk woods
slaby
ST_doing-and-achieving_hesitating
stateprisons
steam air ratio
suction blower
telemak
testing engineer
throw-power
transient state
typhonium roxburghii
ulmus campestris wheatleyis
ultra-violet microscopy
uncheck
uncted
undermoderated mixture
White, Byron Raymond
whitehaired
xenoplasty