超复杂细胞

By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The

发表于:2018-12-01 / 阅读(380) / 评论(0) 分类 VOA2003(下)-环境与健康

[ti:] [ar:] [al:] [by:] [00:01.00] Late At Night, Do You Turn Off Your Cell Phone? 今夜不关机 [00:08.22]Today, my friend asked me a question. [00:11.17]At night, do you turn off your cell phone? [00:14.78]If you dont, whom do you leave it on for

发表于:2018-12-26 / 阅读(307) / 评论(0) 分类 温馨夜读

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- getting hyper about correctness. RS: English once had a system where nouns took different forms depending on whether they were the subject or the object of a sentence. We've los

发表于:2018-12-30 / 阅读(295) / 评论(0) 分类 词汇大师(Wordmaster)

For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea

发表于:2018-12-30 / 阅读(307) / 评论(0) 分类 国家地理2008年

The girl would turn her cell phone off and put it by her photo on the desk everynight befor going to bed. This habit had been with her ever since she bought the phone. The girl had a very close boyfriend,when they couldn't meet ,They would either cal

发表于:2019-01-02 / 阅读(279) / 评论(0) 分类 每天一点英文

factitial urticaria 人工性荨麻疹 film agent 膜剂 finger nail 指甲 fissure 裂隙 fixed eruptions 固定性红斑 folliculitis 毛囊炎 fungus 真菌 furuncle 疖 generalized pustular psoria

发表于:2019-01-03 / 阅读(323) / 评论(0) 分类 医务英语

不少准妈妈们都为宝宝做过三维或四维彩超,并给宝宝们拍下人生中的第一张照片。而试管宝宝们如今更可以拥有自己胚胎细胞时期的珍贵影像,这就是细胞拍。 It is the latest trend in baby pictu

发表于:2019-01-08 / 阅读(280) / 评论(0) 分类 英文语法词汇

By Carol Pearson Washington 25 September 2007 A lot of people wonder about the impact cell phones might have on their health. And now a new study shows that heavy mobile, or cell, phone use may result in hearing loss. VOA's Carol Pearson reports. As

发表于:2019-01-11 / 阅读(306) / 评论(0) 分类 2007年VOA标准英语(九月)

By Bill Rodgers Washington 19 May 2008 Cell phones are an example of what is sometimes now called leapfrog technology, a product that allows developing nations the benefits of a reliable and extensive communications network without the heavy investme

发表于:2019-01-13 / 阅读(277) / 评论(0) 分类 VOA标准英语2008年(五月)

> 11 关于使用蜂窝式电话安全性的研究 DATE=3-8-01 TITLE=SCIENCE REPORT - Largest Cell Phone Study BYLINE=George Grow ( Start at 59

发表于:2019-01-30 / 阅读(321) / 评论(0) 分类 科技之光

By Victoria Cavaliere New York 16 October 2007 An annual stem cell research conference in New York has been bringing together some of the field's top scientists to discuss breakthroughs in stem cell research and what proponents call its long-term app

发表于:2019-01-31 / 阅读(298) / 评论(0) 分类 2007年VOA常速英语(十月)

By Paul Sisco Washington 17 April 2008 Federal regulators in Washington have approved plans to upgrade the nation's Emergency Alert System to include text messages to cellphones and other mobile devices. VOA's Paul Sisco has more in this Searching fo

发表于:2019-01-31 / 阅读(283) / 评论(0) 分类 VOA常速英语2008年(四月)

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(475) / 评论(0) 分类 英语新闻

10 Things You Didnt Know About Cell Phones Just when we feel comfortable enough to say wow, cell phones have really changed the way we operate, things get even weirder. Here are 10 facts about cells from around the world that show the scale and style

发表于:2019-02-07 / 阅读(412) / 评论(0) 分类 阅读空间

Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte

发表于:2019-02-07 / 阅读(378) / 评论(0) 分类 趣味英语

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- getting hyper about correctness. RS: English once had a system where nouns took different forms depending on whether they were the subject or the object of a sentence. We've los

发表于:2019-02-14 / 阅读(302) / 评论(0) 分类 英语单词大师-Word Master

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- getting hyper about correctness. RS: English once had a system where nouns took different forms depending on whether they were the subject or the object of a sentence. We've los

发表于:2019-02-14 / 阅读(309) / 评论(0) 分类 英语单词大师-Word Master

By Jessica Berman Washington 19 December 2007 Stem cell research was the major medical and science story this past year, topping the list of achievements that experts say might finally lead to cures for many diseases. Meanwhile, global health officia

发表于:2019-02-17 / 阅读(336) / 评论(0) 分类 VOA常速英语2007年(十二月)

WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi

发表于:2019-02-18 / 阅读(366) / 评论(0) 分类 英语新闻

Why You Shouldn't Leave Nude Photos of Yourself on Your Cell Phone The 23-year-old woman lost her cell phone in a restaurant parking lot. By the next morning, someone was texting nude photos of her to everyone. As regular readers have learned many ti

发表于:2019-02-24 / 阅读(276) / 评论(0) 分类 阅读空间
学英语单词
abac
abicin
adrenergic nerve fiber
aeroion
ahen employment
almost integrally dependent
Amygdalus mongolica
ant channel
antiutopian
aplitic
auction houses
auto-munual exchange
bag sewer
bale breaker
band overlap transition
basles
be strong in
bidding contract
blankfort
bloomfield r.
branch gate
brass ceilings
Breviloc
brushless selsyn
burning mixture
Béroubouaye
cake tongs
cattaro (kotor)
Cherno More
complexible
consumers'association
curarized
Curitan
Dean number
depth-first reasoning
dissymmetry
distance protection
drag chain conveyor
drill-likest
ectopic teratism
elaeomycin
emergency position
farm loan act of 1916
finishing allowance
fire at
firewater
folding rollers
freesheet
friction-free
gadopentetate
gebette
genus Agkistrodon
giant seaperch
grey goods
half-die
hand over hand
hedden
hertsgaard
I will not take no for an answer
impregnableness
inaffected
inertia time constant
infrant industry
initial satellite command and control
ion exchange cellulose paper
judge of fact
leafsome
Luce, Henry (Robinson)
micro-ecologies
mid-value of classes
money machines
morphometricians
nafomine malate
nonphosphate
one-piece film
one-process spinning
overutilizers
perinuclear membrane
period retardation
potassium alginate
premeditates
Primula merrilliana
quenchants
raks
real variable data
rear auto window
RPM Package Manager
salicylic acid
seedling blight of rice
semi-conductor-diode parametric amplifier
sitting up
small-arms
SomatostatinforInjection
thread of chromosome
tulipa clusianas
uniflow scavenging
vertical planning
viscous fingering
voltage source calibrator
walther hermann nernsts
without doubt
Yarqon River