直接辐射邻近指示器

What I saw was a great opportunity to provide computing technology in a much more efficient way. That was the core idea of what became Dell Computer Corporation, and it’s one that we’ve stuck with

发表于:2018-11-28 / 阅读(191) / 评论(0) 分类 疯狂英语2002年

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(74) / 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(97) / 评论(0) 分类 VOA标准英语2010年(一月)

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(85) / 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(90) / 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(90) / 评论(0) 分类 2017年VOA慢速英语(四)月

SEOUL, March 28 (Xinhua) -- South Korean companies' direct financing jumped 30 percent in February from a month earlier, the financial regulator(调整者) said Monday. Corporate financing through public offers amounted to 14.05 trillion won (12.

发表于:2019-01-07 / 阅读(104) / 评论(0) 分类 英语新闻

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(116) / 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(185) / 评论(0) 分类 2010年VOA慢速英语(七)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(103) / 评论(0) 分类 VOA标准英语2012年(三月)

Secretary of State Hillary Rodham Clinton speaks to the American Jewish Committee Annual gala dinner in Washington, 29 Apr 2010 Secretary of State Hillary Clinton said Friday U.S. Middle East envoy George Mitchell will return to the region next week

发表于:2019-01-13 / 阅读(82) / 评论(0) 分类 VOA标准英语2010年(五)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(122) / 评论(0) 分类 VOA标准英语2011年(三月)

今天我们要学的词是indicator。 Indicator, 指示,信号。20国集团财长在巴黎开会并达成协议。 The agreement lays out a list of indicators that can be used to monitor the progress made by member countries in reducing imbalanc

发表于:2019-01-25 / 阅读(90) / 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(262) / 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(110) / 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(108) / 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(87) / 评论(0) 分类 VOA标准英语2010年(一月)

Deciding where to place a Wi-Fi router at home to minimise signal blackspots is a fine art. But a physicist has attempted to tackle the problem by mathematically working out the optimum position for a router. He studied how walls and reflections affe

发表于:2019-02-08 / 阅读(112) / 评论(0) 分类 英语新闻

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(108) / 评论(0) 分类 英语新闻

Police in northwest China's Xinjiang Uygur Autonomous Region say 181 terror groups were dismantled since a sweeping campaign was launched a year ago. According to police, 96 percent were thwarted at the planning stage, and 112 suspects turned themsel

发表于:2019-02-18 / 阅读(121) / 评论(0) 分类 cctv9英语新闻2015年
学英语单词
a slant
A-digit hunter
abdominal pouch
air loss
air tractor
air-borne plutonium
alkalinizations
all cryotron computer
allowance catch
ARMF (Advanced Reactivity Measuring Facility)
Arnos
autobrake
automatic exchange operation
barpersons
basic englishes
bautzens
belt driven blower
bienes
bismuth stomatitis
bursa subcutanea pr?mentalis
Caldbeck
Cardiostat
chequered career
cobalt(ii) ferricyanide
commercial instruments
condition for consistence
corner head
correspondent of a bank
cotise
CU (control unit)
de flector apron
dementia pr(a)ecox
denormalizes
diapason stops
directly coupled
disastrophy
drawing pen nib
dugento
edge-frame
endites
ependymoblastic tumor
equiaxed system
Exigent Circumstances
fairsized
female-centered
give it in the neck
good oil
heavy pig
hoplivac
hourglass fracture
ibn-Batuta
intestinal forceps
jurisdictional strike
marble paper
Marzipan Set
masoretes
mechanical steering
memsize
mending bagging
meowier
metubine iodide
multiattribute decision-making
Mussaenda pubescens
net wt
NITROS
null-balance indicator
Obecalps
orographic frontogenesis
ovendried
parent moment
pep-r
person in distress
peverley
pinckert
pre-mesozoic
previous annual forecast
programmable input & output
pyroelectric detector
respirement
riving knife
ruthful
sewyr
short grass
shunting method
single-side bevel gear cutter
sir walter raleighs
solar antapex
splanchnopleure
sticky geranium
svabhava
symbol of bottom matter
Taxing Costs
tension-load
tetanic convulsions
titaniferous iron ore (ilmenite)
tondoes
Tyesday
unthwartable
Vrease
waved stitch
win someone's heart
Xuan Long