[医] 氢离子指数

The composition of the sun lies in this bar code. 这个条码说明了太阳的组成 All the thin lines are caused by tiny amounts of complex elements 这些细细的线条,都是微量复杂元素造成的 metals like iron and magnesium. 好比说

发表于:2018-12-07 / 阅读(174) / 评论(0) 分类 太阳科普

Broadcast: February 14, 2003 By George Grow This is the VOA Special English Environment Report. President Bush has offered a plan to speed development of technology that uses hydrogen as fuel. His goa

发表于:2018-12-07 / 阅读(169) / 评论(0) 分类 VOA2003(上)-科技导航

I am speaking not as a Briton, not as a European, not as a member of a western democracy, but as a human being, a member of the species Man, whose continued existence is in doubt. The world is full of conflicts: Jews and Arabs; Indians and Pakistanis

发表于:2018-12-12 / 阅读(136) / 评论(0) 分类 英语演讲

Don Gonyea: John Kenneth Galbraith, economist, diplomat, prolific author, Harvard professor, and iconoclast , died yesterday in Cambridge, Massachusetts. He was 97 years old, born in Canada to a farming family, Galbraith became the country's leading

发表于:2019-01-08 / 阅读(258) / 评论(0) 分类 2006年NPR美国国家公共电台

A new film about the adventures of Tintin, the Belgian boy reporter, opens across Europe this week. 上周,一部讲述比利时少年记者丁丁历险故事的新电影在欧洲地区上映。 The movie, directed by Steven Spielberg, faithfully d

发表于:2019-01-19 / 阅读(132) / 评论(0) 分类 中英双语新闻

So if Charles I was collecting, in a sense, to self-aggrandise and to make a statement about himself, whereas George III was collecting because he thought that's what a king should do, because he loved art? Yes. He would never have commissioned an im

发表于:2019-01-21 / 阅读(121) / 评论(0) 分类 跟着英剧练发音

After Luiz Gonzaga died in 1989, a statue was erected just outside Recife, the capital of his home state, Pernambuco. It marks the start of the Luiz Gonzaga Highway. Gonzaga had reminded Brazils city dwellers of the depth of music that exists out in

发表于:2019-01-22 / 阅读(156) / 评论(0) 分类 自然百科2012年

In Rio, African rhythms began to mix with European styles. And it was at the house of a Candomble practitioner, a priestess named Tia Ciata, Auntie Ciata, that the first song widely recognized as Carioca samba, samba from Rio, was performed in 1916.

发表于:2019-01-22 / 阅读(161) / 评论(0) 分类 自然百科2012年

Carmen Miranda came to symbolize Brazil for the outside world, though she had been criticized at home for becoming too westernized. Her sophisticated light-hearted songs had little to do with the everyday struggles of many ordinary Brazilians. They f

发表于:2019-01-22 / 阅读(135) / 评论(0) 分类 自然百科2012年

NEW YORK Plug in your car, then unplug, and drive away. More and more consumers are doing just that. At the 2014 New York Auto Show many automakers unveiled electric or hybrid vehicle to address the growing global appetite for environment-friendly ca

发表于:2019-01-30 / 阅读(143) / 评论(0) 分类 英语新闻

SEOUL/WASHINGTONThe U.N. Security Council said Wednesday that it was working to craft new sanctions against North Korea after its latest nuclear test, while the United States and other world powers voiced skepticism about Pyongyang's claim that the u

发表于:2019-02-04 / 阅读(95) / 评论(0) 分类 英语新闻

Questions 12-20 The elements other than hydrogen and helium exist In such small quantities that it is accurate to say that the universe somewhat more than 25 percent helium by weight and somewhat less than 25 percent hydrogen. Astronomers have measur

发表于:2019-02-05 / 阅读(169) / 评论(0) 分类 托福英语

PREFIX 1.a-:of;on;intensive;negative,not,without;ad-;ab-. 2.ab-:away from,off. 3. ad-:to;at;for. 4. aer(o)- :relating to air . 5.al-:all. 6.ambi-:on both sides,around. 7.amphi-:on both sides,around. 8.an-:negative,not,without. 9.ana-:upon,up,on. 10.a

发表于:2019-02-06 / 阅读(179) / 评论(0) 分类 雅思英语

December 30, 1954 I am speaking not as a Briton, not as a European, not as a member of a western democracy, but as a human being, a member of the species Man, whose continued existence is in doubt. The world is full of conflicts: Jews and Arabs; Indi

发表于:2019-02-09 / 阅读(182) / 评论(0) 分类 英语美文

Before I talk about that, 谈到这之前 I've written down at the bottom there 我在底下标出了 the slope of this curve, this straight line. 这条曲线的斜率,即这条直线 It's three-quarters, roughly, 大约为3比4 which is less than

发表于:2019-02-13 / 阅读(163) / 评论(0) 分类 TED演讲教育篇

9月16日是墨西哥馆日,墨西哥馆五颜六色的风筝森林吸引了不少人的眼球,你知道小小的风筝里有什么大学问吗?其实风筝也有很多种分类哦,一起来看看吧。 说到kite这个单词,这也许是我们

发表于:2019-02-18 / 阅读(197) / 评论(0) 分类 英语口语

North Korea conducted a 'successful' hydrogen bomb test, Pyongyang has confirmed. The thermonuclear weapon triggered a massive 5.1 magnitude earthquake when it exploded at 10am local time on Wednesday. 平壤方面已经证实,朝鲜成功的进行了

发表于:2019-02-18 / 阅读(114) / 评论(0) 分类 英语新闻

The renowned Taiwan cartoonist Zhu Deyong - an exponent of the hand-drawn artform - is presenting sketches showing his process to a finished product. Zhu Deyong has attended the festival several times, but this is the first time he has had an entire

发表于:2019-02-19 / 阅读(155) / 评论(0) 分类 cctv9英语新闻2016年

托福常用词汇表

发表于:2019-02-25 / 阅读(155) / 评论(0) 分类 英文语法词汇

托福8000词汇怎么背?新东方托福考试网分享托福熟词僻义词汇总结:,让我们一起背单词吧。 address v. 应付,处理(问题等) aging n. n陈酿 appropriate v. 擅用,挪用,占用,盗用 article n. 物品;制品,

发表于:2019-03-13 / 阅读(557) / 评论(0) 分类 雅思英语
学英语单词
abarda
aerological days
agameon
alkali proof
allantoic circuIation
allyl plastic
anti-fall device of rotary machinery
antismuggling
ashwagandhas
astroblemes
athrocyte
bachelor-pad
bivariate exponential desity functions
bovine contagious abortion
chase ring
chi-squareds
Childers, Hugh Culling Eardley
chromemanganese steel
Cimex lectularius
cinclides
coercive circulation
combination of observations
community-outreach
contingency forecasting
coreoplasty
cyathophorella hookerianum
demand for service
Dendrobenthamia emeiensis
doermann
door code
dull as dishwater
edge disjoint paths
failed element detection
florentins
flow split technique
fuzzy hierarchical clustering
giftbox
gorovitz
graphis formosana
gregarious animal
grey-headed
Guangzhou Mariner School
HIEIF
Hindley worm toothing
horsetrading
hyperchimaera
inferior nuchal line
irregular soundings
keystone piston ring
Komatsushima
L. A. R.
l.n
lemon tart
linac axis
logistic process
long-term supplement
mask alignment microscope
matched shots
methandrostenolone
motor-man
mouth of book
musculus supracarinalis
nest eggs
non threshold logic
noncreative
norscot
Oort, Jan Hendrik
pachometre
Pedicularis bidentata
pendell
Pernambuco Abyssal Plain
pin-board
pressoes
principal section
radar aid to navigation
radial shooting
radial truth
Riebelsdorf
rume
rurigene
safety fund banking system
salutatory address
sancyite
shear legs derrick
shorted diode fault
single leaf spring
special order decision
speckled antinuclear factor
spray rig
straights
stridences
Tar River
terrestrial vertebrates
three-bar bumper
tomazo
topical prostaglandin eyedrop
tropical amnesia
upon the jump
urban air
variance of distribution
well-plumed
wikana