校准杆

Most college students in the United States choose their major, or main field of study for their degree, before or during their first year. For Saskia Fagan, making that choice was not easy. Fagan, who is now 31 years old, grew up in Takoma Park, Mary

发表于:2018-12-12 / 阅读(114) / 评论(0) 分类 2018年VOA慢速英语(一)月

Rwanda Invests in STEM Education for Girls Yvonne Kevia is an 18-year-old high school student in Rwanda. She wants to become a chemical engineer. She enjoys doing experiments and taking careful notes in her high school laboratory in Kigali, Rwandas c

发表于:2019-01-02 / 阅读(155) / 评论(0) 分类 2017年VOA慢速英语(十二)月

SCIENCE IN THE NEWS - Progress Made in Stem Cell Research By Caty Weaver, Jerilyn Watson, ... Broadcast: Tuesday, May 31, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I

发表于:2019-01-09 / 阅读(141) / 评论(0) 分类 科技之光

FAITH LAPIDUS: This is SCIENCE IN THE NEWS in VOA Special English. Im Faith Lapidus. CHRISTOPHER CRUISE: And Im Christopher Cruise. Today, we will tell about possible hope for children suffering from damage to their nervous system. We will also tell

发表于:2019-01-12 / 阅读(185) / 评论(0) 分类 2011年VOA慢速英语(二)月

Campaign Aims to Help End Childhood HIV Infections A new campaigns been launched to help eliminate new HIV infections among children by 2015. Its called Believe it, Do it. Its estimated nearly 400,000 children become infected with the AIDS virus ever

发表于:2019-01-13 / 阅读(117) / 评论(0) 分类 VOA标准英语2012年(五月)

ROBERT SIEGEL, HOST: Time, according to a couple of studies, is the most commonly used noun in the English language. I learned that from reading Alan Burdick's new book, Why Time Flies, a study of time that he calls a mostly scientific investigation.

发表于:2019-01-16 / 阅读(148) / 评论(0) 分类 2017年NPR美国国家公共电台1月

Australian researchers may have discovered a new way to treat hearing loss in infants. And the secret lies in the NOSE. Our reporter Li Dong has the details. Noses comes in all shapes and sizes, and Australian scientists are now trumpeting a new use

发表于:2019-01-19 / 阅读(162) / 评论(0) 分类 世界各地新闻集锦

Im all for stem cell research. I know it is a huge issue at the moment. Lots of people dont like it. They say it is unethical and that it is playing God. Other people say we will create Frankensteins monster. Britain seems to be leading the world in

发表于:2019-01-24 / 阅读(162) / 评论(0) 分类 听一分钟英文-S

By Alex Villarreal Washington 28 February 2008 Adult stem cell therapy has successfully treated leukemia and other cancers for years, in the form of bone marrow transplants. A new study in the Journal of the American Medical Association [JAMA] finds

发表于:2019-01-25 / 阅读(301) / 评论(0) 分类 VOA常速英语2008年(二月)

Beating Heart Tissue from Stem Cells In a study in the journal Science, researchers explain how they used mouse embryonic stem cells and microchip technology to create heart muscle tissue that actually beats. Cynthia Graber reports One of the goals o

发表于:2019-01-30 / 阅读(189) / 评论(0) 分类 60秒科学

> 39 脂肪中的茎细胞有助于治疗糖尿病 DATE=4-26-01 TITLE=SCIENCE REPORT- Stem Cells in Fat BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(194) / 评论(0) 分类 科技之光

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(301) / 评论(0) 分类 英语新闻

A political debate is unfolding in Washington over the proper U.S. response to the situation in Iran where election protests have at times resulted in bloodshed. Some members of Congress are urging President Barack Obama to take a tougher approach, w

发表于:2019-02-14 / 阅读(110) / 评论(0) 分类 VOA双语新闻 2009年6月

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(175) / 评论(0) 分类 VOA常速英语2007年(十二月)

Japan's government and the country's central bank took action Thursday to dilute the yen. The Japanese currencys strong standing against the dollar is making exports more expensive, hurting efforts to revive the country's moribund economy. After many

发表于:2019-02-18 / 阅读(160) / 评论(0) 分类 英语新闻

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

今天我们要学的词是stem from. Stem spelled s-t-e-m, stem; and f-r-o-m, from. Stem from是源自,来源于的意思。The UN said Syrian government forces are responsible for most of the violence stemming from the country's unrest. 联合国表

发表于:2019-02-18 / 阅读(179) / 评论(0) 分类 英语单词荟萃

Now as we pull away from this world -- we're going to keep pulling away from the star now. 现在,我们将视线从这个世界里移出来--我们从这个星球移出来了 One of the things that always frustrated me a little bit about astronomy

发表于:2019-02-21 / 阅读(134) / 评论(0) 分类 TED演讲教育篇

On the one hand, there's the wanting processes. 在一方面,有一个期望过程 This is a bit like ambition and drive, 有点像野心和驱动力-- I'm going to do that. I'm going to work hard. 我要去做那件事,我要努力 On the other

发表于:2019-02-21 / 阅读(119) / 评论(0) 分类 TED演讲教育篇

Stark: yeah. I can fly. Jarvis are you there? Jarvis: At your service, sir. Stark: Engage[ɪn'gedʒ] Heads up Display. Jarvis: Check. Stark: Import all Preferences[ˈprɛfərəns】属性分析 from home interface[ˈɪntɚˌfes]接口,交界面. J

发表于:2019-03-06 / 阅读(180) / 评论(0) 分类 跟着美剧练发音
学英语单词
access independent processing environment
actual direction
ain defla
aleckoes
Amurskoye
artemisinelactol
arterial spider
averland
black horehounds
Breckenridge Hills
chart depot
common topaz
communitizations
continuum regime
Crataegus sanguinea
critical
cross toe forward pointing
cylindrical shell
diamond drill hole
double 16 mm film
draggle
drawing strength
electric mule
estradiol cypionate
fiber plate
fibrous glass
flat horizontal surface
flauta
fly past
fmls
fortenberry
frequency locking
gable shoulder
generalized network simulator
george b. (saint georges b. )
get a beat on
get a good account of oneself
goods in transit by sea
heavy inspection
hop marjoram
Houxi (SI3)
howl
initial proposal
isolobal analogy
joint inspection formality
juvenile period
Kahn, Louis
KLM
lady of a certain age
lawngrasses
legal lending limits
licensing system for multimodal transport operator
light transmitting optical fibre
Lutzerath
mad dog
maximum pull
merocrine
method of unit loads
methylbenzethonium chloride
micro flaw
negate
no dated
one hand side press
open book credit
opinate
peppering
photoelectric reading device
pipeline heater
prebirth
Price uncertainty
priority mode
psammocarcinoma
psrc
psychotoxicity
rabble a bath
raft contact pressure
razor-bill
re-heat
reperfuse
roller ending machine
Schmorl's bacillus
sicklescaler
staff office
stationary probability
Sufian
superfine glass fibre
superintendent of documens
sweepback wing
symmetrical polyphase circuit
tabled scarf joint
TACSIM
thanatorium
Tomb of the Unknowns
top heater
top surface
uniflorum
upstream spray pattern
utility railway
wind straighter
Worcesterberry
You can talk.
you get that