[医] 乌纳氏浆细胞(结缔织中某些嗜硷细胞)

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(262) / 评论(0) 分类 太阳科普

My real biological mother left me in a basket with me and my sister saying that we were twins and she waited to make sure that we were safe and then my mom right now Betsy, she came to get me in China to adopt me and she took me back to America as, a

发表于:2018-12-30 / 阅读(196) / 评论(0) 分类 国家地理2007年

Three-dimensional cell phones and batteries that last much longer are just two of the techonogies that could become commonplace in the next few years. For the fifth year, IBM has looked at the horizons of research, picked five technologies and announ

发表于:2019-01-07 / 阅读(204) / 评论(0) 分类 VOA标准英语2011年(一月)

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(210) / 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(218) / 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(272) / 评论(0) 分类 医学英语

By Naomi Schwarz Freetown 30 August 2007 In Sierra Leone's presidential election, electricity has become an important campaign issue. In the crowded capital Freetown residents can go weeks without power, but some of the city's youth, faced also with

发表于:2019-01-13 / 阅读(220) / 评论(0) 分类 2007年VOA标准英语(八月)

Space Shuttle's End Prompts Doubts About NASA's Future One day after the landing of Atlantis ended the 30-year space shuttle program, the company that ran shuttle operations for the U.S. space agency NASA is dismissing 1,510 employees. The end of the

发表于:2019-01-13 / 阅读(179) / 评论(0) 分类 VOA标准英语2011年(七月)

New Alzheimer's Research Raise Hope for Treatment, Cure Scientists working to unravel the mysteries of Alzheimer's disease are excited by two recent studies. Both provide important new insights on how the disease spreads through the brain. Guy Eakin

发表于:2019-01-14 / 阅读(216) / 评论(0) 分类 VOA标准英语2012年(二月)

我们今天要学几个由hold这个词为主的习惯用语,hold常用来表示用手拿住或者抓住,今天要学的第一个习惯用语是:hold on to one's hat。 大家都知道hat是帽子,hold on to one's hat这个习惯用语出现在

发表于:2019-01-14 / 阅读(231) / 评论(0) 分类 美国习惯用语

Friday is Moon Day, which commemorates the first human landing on the Moon on July 20, 1969. To mark the occasion, let's take a look at China's lunar exploration program. The Chang'e program China's lunar exploration program started in 2004. It is na

发表于:2019-01-19 / 阅读(183) / 评论(0) 分类 2018CRI中国国际广播电台

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: a track from the original Broadway cast recording of The 25th Annual Putnam County Spelling Bee. RS: The show is a musical satire of spelling competitions and the pressure to go t

发表于:2019-01-25 / 阅读(185) / 评论(0) 分类 词汇大师(Wordmaster)

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(228) / 评论(0) 分类 生活大爆炸第三季

Amygdala's Acidic Aspiration Answer A study in the journal Cell shows that the buildup of carbon dioxide when we stop breathing causes a pH change that signals proteins in the brain to force us to inhale. Karen Hopkin reports. Maybe its happened to y

发表于:2019-01-30 / 阅读(318) / 评论(0) 分类 60秒科学

By Amanda Cassandra New York 09 November 2006 Movie star Robert Redford's Sundance Film Festival is teaming up with global cell phone operators to bring short films to cell phones to give people around the world access to independent films. Robert R

发表于:2019-02-05 / 阅读(220) / 评论(0) 分类 2006年VOA标准英语(十一月)

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(194) / 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(248) / 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(199) / 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(181) / 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(190) / 评论(0) 分类 英语新闻
学英语单词
Achensee
acouchi
alignment target
anti-idiotypic
asterol dihydrochloride
astreus hygrometricuss
attend university
audit law
Auto-car
automatic lap changing apparatus
bakers dozens
beledweyne (belet uen)
Bessel Fd.
birth order rate
bryanizing
building-up curve
calculated zenith distance
carbon taxes
chree
chrome deposit
commercial attache and counselor
comorancy
cross recessed head machine screw
crudity
desk microphone
diastomatomyelia
earth resources satellite
economy of forestry
excess and surplus lines insurer
Frucht's theorem
go to one's assistance
graziella
guide words
have something to offer
hemorrhagin unit
hyper market
indigofera tinctorias
indigosol brilliant rose
interaction region
intraformational contortion or corrugation
intrastitial
invertebrate paleobiogeochemistry
Italian lining
judicial adjudication
lever luffing crane with swing lever
Lucayan
Manchus
marine streamer
metal-gas binary system
method of right and wrong cases
misdated
motorsweeper
munsterplatzs
mutual inductions
narrow margin arrangement
nauplii stage
needs analysis
olivedrab
one-egg twins
operating system testing
orbiting radio beacon ionospheric satellite
orgulously
osteoncus
outhits
outsliding
over-extended
Panamanian
per-head
permanent-data storage technology
polygenic balance
pop-weed
positive sentence
protective sleeve
quadratic potentiometer
quaternary phosphine
r-ks
Rhododendron rupicola
rod-like defect
rubellas
safe harbours
self-living
Sharpey's fibers
short cuts
sintered spinel
skeels
slingshots
solidistic pathology
spetsdods
spheroidal articulation
streptidine kinase
telegraphic register
the central government
three state output
to make up your mind
Tom.
unselfishly
vacuum anemometer
video privacy act of 1998
virgate trophus
wetwell temperature
whip-scorpion
yoshihiko