[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(229) / 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(310) / 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(473) / 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(109) / 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(180) / 评论(0) 分类 国家地理2008年

发表于:2019-01-02 / 阅读(269) / 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(234) / 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(150) / 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(153) / 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(182) / 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(157) / 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(189) / 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(161) / 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(303) / 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(263) / 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(213) / 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(215) / 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(119) / 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(224) / 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(260) / 评论(0) 分类 音乐咖啡厅
学英语单词
adjusting hanger
air-mix spraying
amaigamate
anecdotists
anti-Rafidite
ARC (automatic remote control)
arnold schonbergs
axle guard stay
Barau's petrel
barrel-shaped larva
benthopectinid
blues
branches out
calabazar de sagua (calabazar)
callistocythere besani
campaign biography
campaine
carbaldrate
Cash Cost
cathedraical
contactless starting
control wire
cornhuskings
Cotoneaster tenuipes
d.t.a.
dactylispa chiayiana
detecting element
diaphragm stud
diver's lead weight
eighty-percent
electrical degree
eurocurrency markets
extra-low voltage
fbc
flammeum
fountain-of-youth
fundamentals
gestrone
gland steam collecting pipe
glycoglycerolipid
heyden
hovellers
immune lysis
in everyone's mouth
interaction gap
intermittent column
intraarterially
labour wage management
Lymburn
lyr-
mass sale
mauritanians
mental-health
mesentericography
meyer ratio
miad
MNP5
mopping
motor ability test
multiple region reactor
Muscovy ducks
nibea albiflora
no claim return
non-encapsulated-winding dry-type reactor
nonlinear partial differential equation
on-lookers
Oregon
organule
pain in urination
photopia
polka dot
potatochip
prime spot
psychoneuroendocrinologist
public building
regional jurisdiction
relative-absorption term
rill course
root of life
satin finish
seasonally protected plot
sell-side analysts
single phase selsyn motor
snap header
spinnler
stades
static-pressure
strabismometry
system accuracy
T-type antenna
Taruvana
thermal medium
Thumayl, Wādī
to rough it
tunable amplifier
ultra red radiation
unaspiring
uncanyoned
universal accumulation of money
voluble herb
warfarin
z-chart