短缩茎

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(121) / 评论(0) 分类 2018年VOA慢速英语(一)月

Why Dwarf Galaxies Lack Star Power In a study in the journal Nature, researchers show that the relative lack of star density in dwarf galaxies need not conflict with standard cosmological models if you include the blast effects of supernovae. Karen H

发表于:2019-01-02 / 阅读(159) / 评论(0) 分类 60秒科学

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(197) / 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(167) / 评论(0) 分类 2017年VOA慢速英语(十二)月

Once upon a time in Arabia there ruled a Sultan. He had a son. His name was Arfan. One of the courtiers was a witch. She hated the prince Arfan. So she poisoned the mind of the Sultan against his son. She said, You will be over powered by your son pr

发表于:2019-01-08 / 阅读(248) / 评论(0) 分类 一千零一夜英文故事

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(175) / 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(156) / 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(196) / 评论(0) 分类 2011年VOA慢速英语(二)月

Agriculture Report - In the Garden: Growing Blueberries 农业报道 - 蓝莓种植 This is the VOA Special English Agriculture Report. 这里是美国之音慢速英语农业报道。 Blueberries are generally grown in northern climates with cool wi

发表于:2019-01-12 / 阅读(161) / 评论(0) 分类 2011年VOA慢速英语(十)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(131) / 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(171) / 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(182) / 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(318) / 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(197) / 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(207) / 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(315) / 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(191) / 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(166) / 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(221) / 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(185) / 评论(0) 分类 英语单词荟萃
学英语单词
adriaans
adversaryism
apical dental ligament
bank storage discharge
basic solar motion
be enchanted with
be in the scale
be sent to Davy Jones locker
bed-chambers
berthed passenger
black topped wool
bradenhead squeezing
calendar watch
campass window
canjar
Castile-La Mancha
caution'soperation
Chenopodium ficifolium
Collinsia parviflora
colma
combined carrier
confessional chairs
connive at
cream neutralizing vat
d-arabinose
deacetyltanghinin
defouled
desmotimy
digital information service
diswench
dorsal rays
dummy aerial
epicanthuss
ethmocephalus
excess profit tax credit
eyesplices
Finlayson's squirrel
folk devil
gaudineer
gene-ratio
geno-neuro-dermatosis
gingivoperiodontitis
gneisenau
greenfaced
health-center
Hilton,James
Hylodesmum leptopus
icstis
indemnities
intermodal distortion
inversatile
jayhawker
joint managing director
junkhead
kegg
key rock
king-post
Kiwi nuclean reacton
kobina
largando
leather-neck
Leiopelmatidae
lighting stroke
management of a ship
mesetas
Montbenoît
Nauroz Kalāt
noun adjunct
oligodendrias
one in the eye for
philatelist
pick bar
pitch accent
pleasurists
pop-arts
poured-in-place
powder accelerator
pr recurrent stress
put sb in the wrong
rheologies
rights and duties of relatives
rosa multiflora var.carnea theory
saltman
search mode
sell sb a bill of goods
shooting hoops
show a disposition to
single-step execution
sloppily
staff-sword
take no account of
textualises
The be all and end all
the treaty of versailles
townhouse
transient resistance
tubsides
turbidometer
universal chopper blower with trough
urethralcatheterization
variation per cent
wood fire retardant