次级绒毛干

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(50) / 评论(0) 分类 2018年VOA慢速英语(一)月

SCIENCE REPORT — March 27, 2002: New Stem Cell Study By Mario Ritter This is the VOA Special English SCIENCE REPORT. Researchers at an American medical center say special stem cells in normal human

发表于:2019-01-02 / 阅读(127) / 评论(0) 分类 科技之光

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(94) / 评论(0) 分类 2017年VOA慢速英语(十二)月

HEALTH REPORT - New Embryonic Stem Cell Lines Developed for Researchers By Paul Thompson Broadcast: Wednesday, August 11, 2004 This is Gwen Outen with the VOA Special English Health Report. Researcher

发表于:2019-01-08 / 阅读(103) / 评论(0) 分类 健康与经济

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(80) / 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(110) / 评论(0) 分类 2011年VOA慢速英语(二)月

Stem Cell Treatment Boosts Heart Function A stem cell treatment for patients with heart failure significantly improved their heart function in a small but promising new study. In heart failure, the heart loses its ability to efficiently pump blood. I

发表于:2019-01-13 / 阅读(63) / 评论(0) 分类 VOA标准英语2011年(十一月)

President Bush says he will veto legislation that would relax restrictions on embryonic stem cell research. There is growing bipartisan support in Congress for changing those rules. 布什总统表示他将否决要求放松对胚胎干细胞研究限制

发表于:2019-01-19 / 阅读(65) / 评论(0) 分类 VOA双语新闻 Bilingual News

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(106) / 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(65) / 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(246) / 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(120) / 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(129) / 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(95) / 评论(0) 分类 2007年VOA常速英语(十月)

By Robert Berger Jerusalem 02 November 2007 The Palestinian Authority has taken a step toward resuming security control in the volatile West Bank. As Robert Berger reports from VOA's Jerusalem bureau, the move comes ahead of another round of high-lev

发表于:2019-01-31 / 阅读(98) / 评论(0) 分类 VOA常速英语2007年(十一月)

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(213) / 评论(0) 分类 英语新闻

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(109) / 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(92) / 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(154) / 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(102) / 评论(0) 分类 英语单词荟萃
学英语单词
acquas
afore said
amortization factor
anomaly regional
antithetic varieties
bahorok
beach strand
black-winged stilt
Blennius
Bloch equation
Bowman's space
breeze coke
broadcast by television
China National Machinery Import and Export Corporation
cloudling
coleosporium eupatorii
contents rattlig
continuous channel
copter
creophagous
cross-over frequency
cumulative energy
D. K. S.
degree of refining
depo-testosterone
deterge
digitation
diuretic salt
endwise skew
ergalgin
escrowee
European development fund
expiatest
factorial duality
factory overhead rate
ferramic core
field ice
fore sight probability
fork F
generating system
Glenfarg
goddard range and rage rate (grarr)
hexamethylenediamines
high dielectric capacitor ceramics
high pk.
high pressure control
imagemapping
inadhering
insulin coma therapy
interiorize
isophthalic acid dimethyl ester
Joint Strategic Planning System
kardex system
kinematic cosmology
leakage alarm
liverless
look into a problem
Mandacon
microstructure of material
microwave ferrite device
middle marker
misinferring
mud-cart
musculus extensor digitals
narnian
national defence budget
non-tenure
notably
off condition
patroonship
pectins
pencildicks
periodic succession
Phragmobasidiomycetes
plate making
port control
puffbirds
purprise
put on assumption of
ratio station
recovery on the sea
red pass junction
right-hand margin stop
roll up
ronchils
salsalike
seachanger
see red
Shebunino
single crossing over
solitary flower
timelike path
trailer label format
Trichophaga tapetzella
Tricyrtis
ulceroglandular
unbuttoned
unctuose
Veude
wide band seismograph
xenografic
yarled