辐射衰变

radiation decay的用法和样例:

例句

  1. The only method in use today is through nuclear fission, though other methods might one day include nuclear fusion and radioactive decay.现今惟一使用的方法是核裂变,也许将来会使用其它方法包括核聚变和辐射衰变。

[00:02.68]no,see,the liquid-metal termators were created in the future by skynet, 不对 液态金属人是在未来由天网创造 [00:06.60]and skynet was developed by miles dyson, 而天网是由Miles Dyson开发 [00:08.64]but that future no longe

发表于:2018-12-07 / 阅读(250) / 评论(0) 分类 听电影学英语-生活大爆炸

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(171) / 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(208) / 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(182) / 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(195) / 评论(0) 分类 Scientific American(十)月

Robert Herrick (1591-1674) Fair Daffodils, we weep to see You haste away so soon: As yet the early-rising Sun Has not attained his Noon. Stay, stay, Until the hasting day Has run But to the Even-song; And, having prayed together, we Will go with you

发表于:2019-01-02 / 阅读(221) / 评论(0) 分类 英语诗歌

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(189) / 评论(0) 分类 2017年VOA慢速英语(四)月

[00:01.17]It has also been proven that chewing gum [00:03.50]for long periods of time means [00:05.48]that the body does not have time to rest. [00:07.72]If this is the case, [00:08.95]the stomach may become tense. [00:10.85]Eventually this could lea

发表于:2019-01-10 / 阅读(373) / 评论(0) 分类 北师大版高中英语模块7(选修)

[00:02.81]Unit 21 Human Biology Lesson 1 Chewing Gum [00:09.19]TO CHEW OR NOT TO CHEW... [00:12.21]Diet specialists regularly inform us [00:14.82]that it is important to chew our food properly. [00:17.74]They suggest that if we chew our food [00:19.7

发表于:2019-01-10 / 阅读(381) / 评论(0) 分类 北师大版高中英语模块7(选修)

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(216) / 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(317) / 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(210) / 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(216) / 评论(0) 分类 VOA标准英语2011年(三月)

used to v used (否定式简写为usedn't)过去经常,以前常常 Weusedtogothereeveryyear. 我每年都去那儿。 Heisnotwhatheusedtobe. 他已不是旧日的他了。 Itusedtobebelievedtha

发表于:2019-01-30 / 阅读(213) / 评论(0) 分类 英文语法词汇

Plastic Pollution NB: This is not an accurate word-for-word transcript Dan: Hello and welcome 6 Minute English from the BBC. Im Dan Walker Smith and today Im joined by Kate. Kate: Hello Dan. Dan: Now today Kate and I are talking about pollution. Kate

发表于:2019-02-04 / 阅读(218) / 评论(0) 分类 六分钟英语

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(359) / 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(199) / 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(188) / 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(178) / 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(228) / 评论(0) 分类 英语新闻
学英语单词
a school of thought
Abooso
acre's breadth
acylpyrrole
adhesive wax
agrs
ahead and astern reach mesurement
albomaculata
announceable
arsy versy
barter exchange
bench-type terracing
blue-printing-machine
Bozovici
Brombach
chain-saw
charging hole seat
columnarious
combustion indicator
compensating lead wire
critical condensate parameter
custodite
dental disclosing agent
earth burning
easy servicing
elaeocarpus dubius a.dc.
engine room hatch
ethanediol
evolution center
Eximbank
extramastoiditis
fighting capacity
foreign trade promotion
fragmentary product
frame blanking
friction separator
Guamo
hater
Hausa language
herpangia
herring-bone reflector
idolothyte
ill-shaped casting
inorganic nutrient
inter-bank liquidity
ion beam machining
Irish twins
isocotoin
jacksmiths
jacmel (jaquemel)
jalous
Jangada, R.
java api for xml-based rpc
kembel
kineplasty
lobby for
magnesium hydroxidephosphate
mathen
Maytenus guangxiensis
microinstability
mid mounted tool
molten condition
Muhammadanized
multiparton
Nicholas II
original marking
parica
paste job
patellar ligament in jury
Paul von Hindenburg
poork
port main engine
potassium platinate
pure cellulose
rations and quarters
real time mode
realignments
regional differentiation
revision cycle
root sheath
rush-bush
Ruzhany
salembier
series feed
sink preventing apparatus
snow-ice contour
sohs
Stilbanthus
study hard
subflight
sweet-scented osmanthus
Tay Ninh, Tinh
the Association for Payment Clearing Services
theologian
torreya jackii chun
unitary representation
universelles
vector to raster conversion
weldbore
wide arm handstand
zero in on
zipfian distribution