直首;直线型船首

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(61) / 评论(0) 分类 2018年VOA慢速英语(一)月

Who has a straight face? Vicki: This is Real English from BBC Learning English. Im Vicki. Chen Li: 我是陈鹂。 在今天的节目中, 我们要学的是什么呢? Vicki: Todays new expression is keep a straight face. Chen Li: Keep a straight face. 你能解释一下吗?

发表于:2019-01-02 / 阅读(112) / 评论(0) 分类 地道英语在线听

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(137) / 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(107) / 评论(0) 分类 2017年VOA慢速英语(十二)月

我们今天要说的三个习惯用语都用来描绘人的忠诚可靠,不偏不倚和品行端正。第一个是: straight arrow。 Straight是直的,而arrow是箭,straight arrow从字面上看是笔直的箭,straight arrow,宁折不弯,

发表于:2019-01-07 / 阅读(130) / 评论(0) 分类 美国习惯用语

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(109) / 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(88) / 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(123) / 评论(0) 分类 2011年VOA慢速英语(二)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(74) / 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(113) / 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(79) / 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(253) / 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(132) / 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(136) / 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(103) / 评论(0) 分类 2007年VOA常速英语(十月)

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(230) / 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(118) / 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(100) / 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(163) / 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(111) / 评论(0) 分类 英语单词荟萃
学英语单词
2'-O-methyluridine
4-h club motto
Alexander Woollcott
apieces
asymptotic model of the first kind
Beguards
blank plate
bring a suit against somebody
cana (kafr kanna)
canaria
carbonaed cooling sea water
Cinderford
cobalt sesquisulfide
coldsleep
continuity hypothesis
crinkle-patterned
cross-platform
cut-and-paste
cymatium exaratum
dacninaes
depth displacement
direct motor drive
double spiral wounded resistance
eat your own dog food
eicosahedral
electric stunner
Ellison, Ralph Waldo
embryonic cortex
endomorphies
erratic star
feed-rate word
flexural modulus
formal language
freeboard exceedance frequency
Fresnel collector
fusaricidin
gas pitch
Gengou-Moreschi phenomenon
growing painss
Hacker Valley
head-ache
helium-cooled breeder reactor
Hutuo Group
interval mathematics
IPWMI
iron dosimeter
Kaokoland
ladder matches
lexical ambiguity
liquid water path (lwp)
Lopri
marine meteorological laboratory
match drill
membranaceous palea
metallic modification
metallotrophy
Much water has passed under the bridges since.
multiplex machine
Namton
non-regenerative oven
nonsensational
on a regular basis
on probation
operation symbol
orazamide
osmina
over-wrap
oyster bar
padrone
partial ionic character
patronizer
primary sense cell
procedural rule of the forum
prodition
quatacaine
quezon
resistance to ground
robot technology
San José, Mt.de
Sar.
saw'st
secondary gear shaft
self-impedance function
semen firmianae
septasternum
splenic dullness
splotches
spring-trip standard
stock ledger
stuff coloring
symplasia
synchyses
thoracoscopes
transverse tubuli system
triphthongal
uk -ess
ultraviolet photometric titration
valveless
weave beading
whos its
working signal
zepto-amperes