辐射发光效力

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(137) / 评论(0) 分类 VOA标准英语2010年(一月)

medical science; medical service;medicine 医学 medical book 医书 medical skill;art of healing 医术 medical matters 医务 clinic 医务所 medical science;medicine 医学 forensic medicine;legal medicine 法医学 preclinical medicine

发表于:2018-12-12 / 阅读(108) / 评论(0) 分类 医学英语

Topics: Movies-The Usual Suspects; Tribal Colleges and Universities; effectiveness versus efficacy; to consider and to differentiate; common responses to Thank you Words: usual suspect version limp to round up innocent notorious tribal to force reser

发表于:2018-12-14 / 阅读(101) / 评论(0) 分类 空中美语初级

This is Scientific American's 60-Second Science, I am Cynthia Graber. This will just take a minute. When it comes to saving lives, a personal touch can sometimes work better than drugs alone. Thats what researchers in Uganda found in a study publishe

发表于:2018-12-24 / 阅读(147) / 评论(0) 分类 Scientific American(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(134) / 评论(0) 分类 Scientific American(十)月

生活大爆炸第一季第四集_3: The Luminous Fish Effect You know, you two make a cute couple. 知道吗,你俩真是可爱的一对。 -Leonard:Uh, no. We'r e not... we're not-not a couple. We're singles. Two 不,我们不是...不是一对

发表于:2019-01-01 / 阅读(138) / 评论(0) 分类 生活大爆炸第一季

生活大爆炸第一季第四集_2: The Luminous Fish Effect Well, that was fun. 刚刚很好玩呀。 Maybe tomorrow we can go to one of those big warehouse stores. 也许明天我们能一起去那种仓储式商店。 -Penny:Oh, I don't know, S

发表于:2019-01-01 / 阅读(172) / 评论(0) 分类 生活大爆炸第一季

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(122) / 评论(0) 分类 2017年VOA慢速英语(四)月

By Paige Kollock Washington, DC 20 January 2006 watch Malaria Treatments report The World Health Organization says the most effective cure for malaria could be in jeopardy, unless their new prescripti

发表于:2019-01-10 / 阅读(164) / 评论(0) 分类 2006年VOA标准英语(一月)

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(157) / 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(241) / 评论(0) 分类 2010年VOA慢速英语(七)月

A new partnership is being launched to develop a malaria vaccine that would prevent parasites from entering the liver. Most of the symptoms of the disease develop after parasites have had time to replicate there. A new partnership is being launched t

发表于:2019-01-13 / 阅读(119) / 评论(0) 分类 VOA标准英语2010年(十二)月

Malaria Vaccine Shows Acceptable Safety, Efficacy Results An international health alliance working to develop a vaccine against malaria says one of its most advanced vaccines, called RTS,S, shows promising results. After two years of human clinical t

发表于:2019-01-14 / 阅读(108) / 评论(0) 分类 VOA标准英语2011年(十月)

With Christmas upon us, many of us are much more likely to respond to charity advertisements featuring hardship and poverty. But in an article for the BBC, UK charity founder Georgie Fienberg argues for an end to what she calls pity aid, and for peop

发表于:2019-01-19 / 阅读(104) / 评论(0) 分类 英闻天下

Everyday interactions such as striking up a conversation or taking part in one might not be a piece of cake when English is not your first language. Some people are scared of making mistakes, others dont feel confident about speaking English because

发表于:2019-02-01 / 阅读(105) / 评论(0) 分类 阅读空间

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(289) / 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(151) / 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(136) / 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(146) / 评论(0) 分类 英语新闻

And so with our overhelp, our overprotection and overdirection and hand-holding, 随着我们的过度帮助,过度保护,过度指导和过度关怀, we deprive our kids of the chance to build self-efficacy, which is a really fundamental tenet

发表于:2019-02-14 / 阅读(169) / 评论(0) 分类 TED演讲科学篇
学英语单词
acute sphenoiditis
advance for production
aerophilic
akhtar
alkali-resistant coating
antibacchii
antiselves
aplanatic points
applied biochemistry
are sick
as salihiyah
aureations
auxiliary input/output statement
avencymon ruficephalus
backing-strip
backward substitution
belly strop
bicarbonates
binary cycle system
box-type gate
boyton
brashier
bundle of steel wire
buy on close
capacitor-frequency convertor
cartidge clarifier
cash on hand
clavicipitaceous
combined force-feed and splash lubrication
cutback
dischevele
Drag-lizard
draw a curtain over
earth simulator
expansion into continued fraction
explanatoriness
follicle-stimulating hormone
governing factor
Heterobasidiae
instrument approach procedures chart
insulins
interwork
invariant subspace lattices
irregularity of Newton's ring
Itatiba
large strips
lienculus
macrosporus
marions
Mbali
mettell
multibarrel depth charge
netware bridge
nonscheduled downtime
oil transformer
oligarchic network
operational meteorology
Orsennes
patient connection port
Pine Lake
pliable cardboard cover
poultry slaughter house
progametangium
provisoires
radiation protection equipments
raimund
recovery clustering algorithm
reduction to the ellipsoid
rhapsodizes
sartoes
selenium ruby glass
self-harm
serviceable car
shed the blood of someone
short-circuited resistance
shroeder
significant surface
simultaneous shipment
sociometrics
software diagnostic instruction
solid catcher
spottiest
standard flux assembly
strict sequential order
Stuetz's test
subereous
target approach chart
tested capacity
thanomin
Things are in good train.
time to count
timing service
to't
Truncus thyrocervicalis
underwing refueling pack
unsynched
vacuum-tube generator
verbalexercise
Vienna Circle
whole-animal
yerba mansa
you'n