纺锤状细胞, 梭状细胞

Sue跟坐在隔壁的同事George聊天。 S: That's true...we might actually be making more work for ourselves by this constant need to stay in touch. G: If they allow cell phones on airplanes...we're going to have to hear even more hours of endless

发表于:2018-11-30 / 阅读(207) / 评论(0) 分类 礼节美语

Sue跟坐在隔壁的同事George聊天。 Sue: Hey George, take a look at this article. It says several major airlines are considering allowing people to use their cell phones while in the air. George: Oh no, really? That's one of the worst ideas I'

发表于:2018-11-30 / 阅读(255) / 评论(0) 分类 礼节美语

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(306) / 评论(0) 分类 VOA2003(下)-环境与健康

As the development of high technology, nowadays, people have access to all kinds of new products, these high technology products bring convenience to peoples life. Cell phone is one of the biggest inventions, people can keep in touch with each other

发表于:2018-12-18 / 阅读(234) / 评论(0) 分类 2015年VOA慢速英语(一)月

[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(229) / 评论(0) 分类 温馨夜读

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(235) / 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(187) / 评论(0) 分类 每天一点英文

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(201) / 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(213) / 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(190) / 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(243) / 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(214) / 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(198) / 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(361) / 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(315) / 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(310) / 评论(0) 分类 趣味英语

今天给大家介绍的新词是cellfish,细心的你也许马上就知道它的意思了。cellfish的读音与selfish(自私)相同,左半部cell的意思是手机。没错!cellfish的意思就是在不该打电话(手机)的地方打电

发表于:2019-02-09 / 阅读(174) / 评论(0) 分类 美国俚语

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(232) / 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(268) / 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(211) / 评论(0) 分类 阅读空间
学英语单词
a midget radio
acetoluide
active data set
alloy-steel sheet
angle-pyrancoumarins
aqua green
Barnesboro
be killed in battle
beach morning glories
blank off pressure
blowdown tank
capacities of newborn
classification of pollutant
clause of statute
closed cycle cooling maser
codem
coiled tubes
crescent-type arch bridge
criticality assessment
cross classification table
Dortener(shales)
dysphemistic
end shield bearing
engi
Erbert
ethylhexabital
facsimile transmitter
fansubber
flash line
flettner rotor propeller
flood plain marsh
fuel fragment
general service water pump
Gloucester Point
Gonâve, G.de la
guardon
handy microtome
have a fine time
helicarionids
Hey's saw
Hünxe
Indianapolis Seamount
internodal sequence prefix
jayhawking
jetty dock
johan
kinetic lead
knightlike
krejcie
labiodistal
law of tax
lead fast life
leaf gold
liquor phenylephrinae hydrochlordi
lunar module ascent engine (lmae)
Meotian
multiple cross glide
negativists
neutral loading
nonmutual
nuclear excursion accident
parsippanies
peltier effect
Permazepam
pinoxepin
plate-cleaning machine
pregenomic
propeller set
prurigo pigmentosa
pyriformis m.
quote - unquote
rancidifying
re-issues
renounceable
resistance capacity coupling circuit
rose-drop
se-condary aberration
sieve skin graft
simple mastectomy
snake's head fritillary
Sompuis
sonia
statueless
superficiaries
supply-voltage sensitivity
tackies
terminal substring
terrae incognitae
terrestrial radiation balance
the girl next door
thin film evaporate
thio adoli
unsymmetrical inversion formula
unusual rare
user's set
vesicular tissue
warning letter
white dead nettles
whitified
whorlbats
Yenantha
ZEOMORPHIDA