配子细胞

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(146) / 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(132) / 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(106) / 评论(0) 分类 温馨夜读

A: Hey Jack. What did you do last weekend? B: Josh had a bunch of guys over at his house and we played poker. A: Why didn't you guys call me? B: We did. But you weren't home. If you had a cell phone, maybe you wouldn't be left out. A: Yeah. I need to

发表于:2018-12-28 / 阅读(52) / 评论(0) 分类 对话类英语听力

A: Hey Jack. What did you do last weekend? B: Josh had a bunch of guys over at his house and we played poker. A: Why didn't you guys call me? B: We did. But you weren't home. If you had a cell phone, maybe you wouldn't be left out. A: Yeah. I need to

发表于:2018-12-28 / 阅读(97) / 评论(0) 分类 高级-Advanced Listening

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(123) / 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(76) / 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(89) / 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(111) / 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(79) / 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(103) / 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(102) / 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(102) / 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(227) / 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(206) / 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(209) / 评论(0) 分类 趣味英语

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(117) / 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(161) / 评论(0) 分类 英语新闻

Mike: Hey, Amanda, have you heard of the new online computer game? It's called Skullfire and it's all the rage right now! Amanda: Actually, I have heard of it. Isn't that the game where you go around and just shoot people? It seems like a pretty poin

发表于:2019-02-23 / 阅读(59) / 评论(0) 分类 英语时差8,16

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(104) / 评论(0) 分类 阅读空间
学英语单词
acetoxime ethyl ester
acoustic fingerprint
advance-fee
alkynoate
alphanumeric field descriptor
alvayay
anticipated delay report
base-pair substitution
Binazine
bit maps
body-shedding vortex
boron group compound
butyl phenylate
call the soundings
cap site
cinnamaverine
cinque-paces
circumstantial lead
closure domain
crystallizing syrup
cuspis anterior valvulae tricuspidalis
delville
Dhunche
dine
dishese
distance block
DLTDP
dozenals
earth pressure theory
ecclesiastess
enharmonic scale
extension board
Finucane Ra.
forecasting procedure
free sulfur
halichoeres melanochir
heat-resistant core
hollow fibre gases separating membrane
hyperhydrochloridia
hypoeutectic structure
imagemaking
industrial-relation
inmost
inter-company transactions
interface state
John Of Paris
judeo-spanishes
jumpier
keelages
kinetoplasts
kneebracing
left track
length adjustment
linear notch
liquor lockei
Main Brook
meyenberg
Michael reaction
monilia diseases
Montserratian
mouse mill
Méroux
neyagawa
off-islanders
out-of-kilter
paleopathological
piseev
platydema endoi
poor weld
Potentilla discolor Bge.
preinterview
production possibilities frontier (ppf)
pully-haul
put to bed with a shovel
quantificational
R.M.
ratiotination
repudiator
road cinema
rolling landside
sawfly
scirpus acutuss
sealability
shear test of discontinuity
shuttle bomber
siestaed
smirring
start step synchronism
strontium perchlorate
stuffest
suffix signal
tactile elevation
threshold hollow
top the oil
triskaidekaphobias
unprefixed
unscabbarded
vibration damper bar
willians
wrong line order
ydoes
yearly load curve