[细胞] 第一式感觉细胞

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(235) / 评论(0) 分类 VOA2003(下)-环境与健康

Lesson 38 Text A Can't She Type? The well-known banker, T. J. Ellington, was at one time in his younger days the manager of a New York office. His secretary had been with him for many years, and knew

发表于:2018-12-02 / 阅读(319) / 评论(0) 分类 初级口语教程

Bella: What's your blood type, Luke? Luke: It's A, I think. Why do you ask? Bella: Well, mine's B. Luke: So? Bella: They say people with A blood type get along very well with those with B blood type. Luke: Really? 你是什么血型? 贝拉:卢克,

发表于:2018-12-08 / 阅读(480) / 评论(0) 分类 赖世雄初级美国英语

III. Listening In Task 1: Stem Cell Research Script Gregory: The Republican party in America is opposing stem cell research. I find it hard to believe that in this day and age, someone would do that. Lillian: Stem cell research sounds pretty impressi

发表于:2018-12-29 / 阅读(111) / 评论(0) 分类 新视野大学英语:视听说教程 4

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(185) / 评论(0) 分类 国家地理2008年

发表于:2019-01-02 / 阅读(281) / 评论(0) 分类 知性英语

The big dream for neuroscientists is to be able to watch our brain cells in action, in real time. Well, new research has maybe found the most promising tool yeta technique to watch individual neurons light up in response to a stimulus, like flipping

发表于:2019-01-02 / 阅读(239) / 评论(0) 分类 60秒科学

Podcast is sponsored from the People of American Chemistry who provide the plastics, medicines and innovations that make life modern. Learn more at americanchemistry.com. This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll ju

发表于:2019-01-08 / 阅读(156) / 评论(0) 分类 Scientific American(五)月

The big dream for neuroscientists is to be able to watch our brain cells in action, in real time. Well, new research has maybe found the most promising tool yeta technique to watch individual neurons light up in response to a stimulus, like flipping

发表于:2019-01-08 / 阅读(161) / 评论(0) 分类 Scientific American(五)月

By Carol Pearson Washington 16 April 2007 Watch Diabetes report Type 1 diabetes can affect anyone but it usually starts in people younger than 30. It is a lifelong disease, and there is no cure. But doctors recently tested a stem cell therapy that a

发表于:2019-01-09 / 阅读(194) / 评论(0) 分类 2007年VOA标准英语(四月)

Plants, Humans Share Sensory Awareness The Botanical Garden is a blooming paradise, about four hectares filled with a rich array of some 3,800 species drawn from Israels diverse landscape and from around the world. Danny Chamovitz, director of the Ma

发表于:2019-01-09 / 阅读(165) / 评论(0) 分类 VOA标准英语2013年(四月)

Scientists have identified a unique genetic mutation in about 10 percent of people with type 2 diabetes(糖尿病) studied in the United States and Europe. The discovery could help some people learn if they are at risk of developing diabetes so they

发表于:2019-01-11 / 阅读(200) / 评论(0) 分类 英语新闻

DAVID GREENE, HOST: Scientists have taken one more small step toward understanding what makes the human brain unique. As NPR's Jon Hamilton reports, they've identified a type of brain cell that exists in people but not in rodents. JON HAMILTON, BYLIN

发表于:2019-01-17 / 阅读(174) / 评论(0) 分类 2018年NPR美国国家公共电台8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(310) / 评论(0) 分类 英语新闻

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(270) / 评论(0) 分类 趣味英语

It's the best way to reacquaint yourself with life's simplest pleasuresthe scent of lilacs, the sight of the sun rising and setting and the taste of fresh-baked bread. My 5-month-old son sat in his high chair watching my every movethe flash of the kn

发表于:2019-02-11 / 阅读(218) / 评论(0) 分类 阅读空间

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(220) / 评论(0) 分类 英语新闻

Topics: Alcatraz; The Simpsons; using negation with an infinitive; heaven versus heavens; kind of versus sort of versus type of Words: to escape guard jailbreak cover-up cell haunted animated dysfunctional family trouble-maker pacifier merchandise le

发表于:2019-02-23 / 阅读(128) / 评论(0) 分类 美语听力 English Cafe

Bella: Whats your blood type, Luke? 贝拉:卢克,你是什么血型? Luke: Its A, I think. Why do you ask? 卢克:我想是A型。你问这干嘛? Bella: Well, mines B. They say people with A blood type get along very well with those with

发表于:2019-02-27 / 阅读(230) / 评论(0) 分类 天天练口语

When I'm old and grown I won't sleep alone, woah oh Every single moment will be faded into you That's some type of love That's some type of love And I won't sing the blues Cause all I need is you, woah oh Every single question will be answered all by

发表于:2019-03-02 / 阅读(261) / 评论(0) 分类 音乐咖啡厅
学英语单词
abnormalizes
access patch
Adetide
Ambu Lapcha
Ambu Lapcha Gl.
amplitrans
antiindependence
apical scutellars
Azutan
banita
Bargah
bendels
biological behavior physiology
calibration constants
case-bonded grain
charact
Chilwa
coated particle fuel
COBSI
coscas
cramp-bark
D.M.S.
ddec
dead office
delighters
diacholestane
drawing direction
drive a nail into someone's coffin
earth-fast
East St.Louis race riot
electric drill stand
equity participant
evolution-science
expect to
final tea roller
foreign bodies
formal demography
gentry controversy
go to cinema
Gymnogyps
handyron
haunt round
head examination
high angle smooth bottom steel bench plane
hot-gospeller
Hypericum japonicum Thumb.
immunostimulating
in reliance on
in-role
in.
increased outgoing longwave radiation
inferior ganglion
intra-embryonic coelom
IR code
learning life
Lorian Swamp
lost and found department
memory overlay
metal machining liquid
molded tablet
mortice and tenon joint
mountain weather
myocardial preservation
national air and space museum (nasm)
Neosulfamyd
niggardry
octagenarian
offset dimension
oligosaccharide
overpass bridge
oxyacoa
palicourine
peculiarises
pouch-penny
Prostetin
radioactive wastwater
raffless
Ramus inferior ossis pubis
ready for any venture
recognizer component
rock system
salvo fire
septembrizing
skinnum
socioecology
software availability
solar proton event
stay right where you are
stiffness of neck in children
stochastic error-correcting
synthetic gas compressor
termination of business
themiste (lagenopsis) lageniformis
ticcer
time-study man
unbegrudging
undershots
whippoorwills
whorely
witam
yontz
zwoelfer