辐射结构效应

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(169) / 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(204) / 评论(0) 分类 VOA标准英语2010年(一月)

By Nancy Steinbach Broadcast: November 19, 2003 This is Phoebe Zimmermann with the VOA Special English Health Report. When scientists want to test the effectiveness of a new drug, they usually divide

发表于:2018-12-15 / 阅读(203) / 评论(0) 分类 VOA2003(下)-环境与健康

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(176) / 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(192) / 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(185) / 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(212) / 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(312) / 评论(0) 分类 2010年VOA慢速英语(七)月

By Challiss McDonough Cairo 26 March 2007 Egyptians are voting in a hastily arranged referendum on 34 controversial constitutional amendments. The ruling party says the changes will help build democracy and fight terrorism, but critics say they threa

发表于:2019-01-13 / 阅读(216) / 评论(0) 分类 2007年VOA标准英语(三月)

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(202) / 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(213) / 评论(0) 分类 VOA标准英语2011年(三月)

Reviewing and discussing amendments to the Chinese Constitution have been a major task for national legislators and political advisors gathered in Beijing for their annual sessions. The draft revisions have won support from Chinese leaders, lawmakers

发表于:2019-01-19 / 阅读(201) / 评论(0) 分类 2018CRI中国国际广播电台

By Brian Wagner Caracas 02 December 2007 Venezuelans are casting ballots on a controversial reform plan that would allow President Hugo Chavez to seek re-election indefinitely and extend his socialist policies.Pro-Chavez government officials say that

发表于:2019-01-31 / 阅读(160) / 评论(0) 分类 VOA常速英语2007年(十二月)

今天我们要学的词是side effect。 Side effect, 副作用。一项最近民调显示,Most Americans want health reform but fear its potential side effects, 大多数美国人都希望看到医疗改革,但是又担心改革可能带来的副

发表于:2019-02-05 / 阅读(197) / 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(350) / 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(197) / 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(185) / 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(173) / 评论(0) 分类 VOA标准英语2010年(一月)

Joining us live now is our reporter Wu Lei, who is in Urumqi, the capital of Xinjiang Uygur Autonomous Region. Q1. Whats the security like in Urumqi? What has the government done to enhance the safety of local residents since the attack? Q2. How have

发表于:2019-02-11 / 阅读(207) / 评论(0) 分类 CCTV9英语新闻2014年05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(221) / 评论(0) 分类 英语新闻
学英语单词
-tent
abu-rabi
adonara (adunara) i.
albuin
aliseptal
alpine lettuce
alumina magnesia carbon brick
amp in (amplifier input)
analogy with case examples
angular projection
anterous
Arab strap
Artabanus III
as close as an oyster
aterosclerotic
belluru karnataka
bloodinesses
branchiuran
cerebellums
colo(u)r symmetry
commital
corporeal property
development banks
distractor
dual-density floppy disk controller
DYNM
enamellings
equipment replacement problem
Erewan
Ethinyloestradiolum
euplica versicolor
flame-retardant
flexible bellows
floating-point multiplication
friction-type felt cartridge
Gawd
governing error
grid voltage
groupwide
Hintons
hydraulic efficiency power transmitter
hypercolours
ill-dressed
inlet rocker
intercontinental traffic
Kleinlangheim
lashing pot
leaderful
Lesser Slave R.
low-altitude parachute extraction system
ludie
miching
multiple curve
n'namdi
naptural
natural juice
naught state
nausiness
non-writing
nonduplex
Old Cherrabun
on the auction block
orthogonal random variables
parallels of declination
penthrit
protein molecule
Pseudosasa usawae
quarter-gallon
Queets
Rikavarin
roting
running nooses
Ruppiner Kan.
self-focusing microlens
semicoke
semihuman
set a watch on
Seventh Commandment
space environment
stachyose
submissive ly
supervisory software
tail-trimming gear
tautozonal
tax on
terminal brain death
teuchat
Timoshino
tongue fish
toomble
transportability of sediments
trap motion
tuers
tungsten-cobalt-titanium alloy
turbofighter
tyrannesse
uphill task
vibration gravimeter
waveband
wet strength paper sack
wet-chemical etching
yonkers