等离子体光源

Variety is the Source of Creativity Variety is the source of creativity. Variety injects the fluid of creativity into the most hollow minds. To ensure a triumphant career, variety combined with flexibility to fit in diverse circumstances is the major

发表于:2018-11-30 / 阅读(416) / 评论(0) 分类 24篇魔术美文串记4级词汇

Now the speed of light is a very,very big number. 光速是个很大的数字 So if we just take a small amount of mass, 所以只要一点点质量 you get a huge amount of energy. 就含有大量能量 And that's the energy which actually powers ou

发表于:2018-12-07 / 阅读(211) / 评论(0) 分类 太阳科普

Plasmas I always like to think of as being like naughty children. 我一直觉得电浆就像调皮的小孩 They're full of energy and they are, 充满了能量,随时随地都想捣蛋 want to misbehave and it's ourjob to try 我们的工作就是

发表于:2018-12-07 / 阅读(198) / 评论(0) 分类 太阳科普

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the

发表于:2018-12-15 / 阅读(255) / 评论(0) 分类 新东方背诵文选

When youre looking for a table in a crowded cafeteria, you probably give wide berth to the family that sounds like its sharing a big dish of whooping cough. Well, not if youre a house finch, particularly a male. Because a study in the journal Biology

发表于:2018-12-24 / 阅读(130) / 评论(0) 分类 Scientific American(二)月

今天我们要学的词是source。 Source, 意思是来源。 Social Security is a reliable income source for seniors, 社会保障是美国老年人可靠的收入来源。 Police have received thousands of tips, according to a source close to the

发表于:2019-01-07 / 阅读(168) / 评论(0) 分类 英语每日一词

By Kari Barber Dakar 21 March 2008 In many African countries, few people have access to computers and the Internet. Experts say this is hindering development and preventing students from being able to compete for jobs. At a conference in Dakar this w

发表于:2019-01-07 / 阅读(199) / 评论(0) 分类 VOA标准英语2008年(三月)

This is Scientific American 60-Second Science, Im Cynthia Graber. This will just take a minute. Heres one space mission that is definitely going to be unmannedNASA is going to the sun. The Johns Hopkins University Applied Physics Laboratory is buildi

发表于:2019-01-08 / 阅读(184) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? After a bad day at the office, were more likely to flip on a nature channel than find a flower-filled meadow or sunny beach to lower our stress. But if you cant head

发表于:2019-01-08 / 阅读(161) / 评论(0) 分类 Scientific American(七)月

上述10项是绝大多数英文药品说明书中必备项目,但是许多说明书中还常常出现其他一些项目。例如: 1、特点(Characteristics) 2、性质(Properties) 3、药代动力学(Phamacokinetics) 4、用药过量(

发表于:2019-01-08 / 阅读(159) / 评论(0) 分类 医学英语

第二节 性状 许多药品说明书的第一项是Description(性状),其原意是叙述、描写,在药品说明书及药典中一般都译为性状,其内容主要是介绍外观、理化性质、组成成分、结构、特征等。这一

发表于:2019-01-08 / 阅读(208) / 评论(0) 分类 医学英语

Samasource Provides Jobs for Poor Via the Internet The World Bank says 1.3 billion of the world's seven billion people live in extreme poverty, surviving on less than $1.25 a day. Aid organizations have long relied on charitable contributions to help

发表于:2019-01-13 / 阅读(190) / 评论(0) 分类 VOA标准英语2011年(十二月)

Alan, Canada speaker How do I get my news? Well, when I lived in Canada I got my news from primarily watching television and reading the newspaper. But since I moved over to Asia and started using computers more and more I find that I get my main sou

发表于:2019-01-23 / 阅读(277) / 评论(0) 分类 一起闲话英语-English Chitchat

好吧 Well... -那我该给克瑞普克下毒 -不 - I suppose I could poison Kripke. - No! 不 这其实很简单 No. It's a simple matter. 有那么几种有毒化学物 There are several toxic chemicals 尸检是查不出来的 that'd be untracea

发表于:2019-01-28 / 阅读(164) / 评论(0) 分类 生活大爆炸第三季

By Carolyn Weaver Washington, DC 09 February 2006 watch Brookhaven report Experimental results at Brookhaven National Laboratory’s supercollider that replicate in miniature the “Big Bang,” when

发表于:2019-01-31 / 阅读(370) / 评论(0) 分类 2006年VOA标准英语(二月)

BEIJING, Dec. 11 (Xinhua) -- China is faced with severe challenges in collecting enough blood plasma to produce medicines, Health Minister Chen Zhu said Sunday. Chen called on the public to join blood donation after donating blood plasma at the Beiji

发表于:2019-02-07 / 阅读(152) / 评论(0) 分类 英语新闻

You might not realise it, but sending even a short email has an impact on the environment. 你可能没有意识到,即使是发送一封小小的邮件也会对环境产生影响。 Scientists estimate that an email adds about four grams (0.14 oun

发表于:2019-02-08 / 阅读(199) / 评论(0) 分类 阅读空间

One of my favorite examples of liminal excellence comes from the late Dr. Claudia Alexander, 我最欣赏的一位具有交叉才能的榜样是已故的克劳迪娅亚历山大博士, a black woman plasma physicist, who passed away this past July

发表于:2019-02-13 / 阅读(150) / 评论(0) 分类 TED演讲国际问题篇

Listen to the statements and check the correct answers. 1.Is sweeping out the tiny dust bothering you a lot? From now on if you have this machine, doing the housework will become a very easy job. This is a portable vacuum cleaner. lt's light and wire

发表于:2019-02-17 / 阅读(133) / 评论(0) 分类 英语听力练习题

CHENGDU, May 5 (Xinhua) -- Chinese Health Minister Chen Zhu donated plasma on Saturday in Chengdu, capital of southwest China's Sichuan Province, and called on health workers to take the lead in blood donation to ease the country's blood supply short

发表于:2019-02-18 / 阅读(152) / 评论(0) 分类 英语新闻
学英语单词
academic periodicals
alienabilities
annotation of statute
appetiser
astro hatch
bararite
baudelot cooler
bifurcation involvement
book reserve
bubble scrubber
bulb of force
caelorinchus japonicus
calm your farm
cathode-ray direction finding
cholesteatomata
classical hemophilias
closegrained
coefficient of torsional rigidity
comes to a stop
common cockchafer (melolontha vulgaris)
competed
council-manager
counterrecoil mechanism
Crookedwood
Dame Barbara Hepworth
deep-ploughings
deethyloxodeltaline
dental appointment
deoxyuridylate
duplicate service
electronic bug killer
Evidence in Litigation
external guidance
family Majidae
fine-sounding
follets
genus Latrodectus
ghat ghat (al ghatghat)
going through changes
Goodwin investment function
Guinier focusing camera
high gears
high line fishery
horselore
hospital psychiatry
immunodominant epitope
increase in fees due to classification
Jaro-Winkler
k'ai jung wei shao wu
Kasimba Kuta
launch against
leucotricha
luster terminal
m.young
manual trip level
microinstruction format
Mixipap
Monyash
Nippon International Container
normed space
northwind
oil pollution incident
ordinary heald
orthodiagraph
osteological diagnostics
p-aminoazobenzene
palmate root
phloems
piceid
pinballing
pneumatically tired buggy
poutier
preliminary question
preplace
programmer manual
property price
propositional calculuss
reach saturation point
remote-manual shutdown
reserved line
sea hogs
seafarer's competency
seeming
self-controls
shoreward mass transport
Slezsko
slot applicator
snute
starrest
Streptocaulon griffithii
strongylocentrotus
studio-to-transmitter link
subcritical neutron
Sweden's international vehicleregistration letter
three-quarter tracked
thru-necks
tidal velocity
tubeflower
tubulo-
underground interchange
uniform roll
Zanthoxylum acanthopodium