音标:['stemɪ] ;
stemmy
['stemi]
adj.
多茎的,多梗的
茎似的,梗似的;细长的

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(144) / 评论(0) 分类 2018年VOA慢速英语(一)月

By Jerilyn Watson Broadcast: November 14, 2004 (THEME) VOICE ONE: I'm Sarah Long. VOICE TWO: And I'm Steve Ember with People in America in VOA Special English. Today we report about two scientists, J. Robert Oppenheimer and Enrico Fermi, who helped l

发表于:2019-01-02 / 阅读(174) / 评论(0) 分类 名人轶事

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(188) / 评论(0) 分类 2017年VOA慢速英语(十二)月

By David Byrd Miami 04 February 2007 While the National Football League's Super Bowl is about the game, it is a culinary event as well. This week in Miami, several restaurants are featuring Super Bowl specials to cater to fans in town to see the game

发表于:2019-01-06 / 阅读(163) / 评论(0) 分类 2007年VOA标准英语(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(181) / 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(212) / 评论(0) 分类 2011年VOA慢速英语(二)月

By Steve Mort Washington, DC 21 July 2006 watch Robot Warriors The U.S. military is ramping up efforts to cut down on the number of troop casualties in Iraq and Afghanistan. Two thousand five hundred American military personnel have been killed in I

发表于:2019-01-12 / 阅读(213) / 评论(0) 分类 2006年VOA标准英语(七月)

By Stefan Bos Budapest 15 March 2006 The body of former Yugoslav President Slobodan Milosevic has arrived in Serbia on a commercial flight from the Netherlands for a private burial in his home town of

发表于:2019-01-16 / 阅读(191) / 评论(0) 分类 2006年VOA标准英语(三月)

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(146) / 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(194) / 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(215) / 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(343) / 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(221) / 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(241) / 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(343) / 评论(0) 分类 英语新闻

By David McAlary Washington 05 April 2007 Scientists have discovered a genetic reason why some dogs are small and others big. They say the finding has implications beyond canine size, since the work applies to the study of other complex genetic trait

发表于:2019-02-05 / 阅读(224) / 评论(0) 分类 2007年VOA标准英语(四月)

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(211) / 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(185) / 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(247) / 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(216) / 评论(0) 分类 英语单词荟萃
学英语单词
absorption refrigeration machine
abvolts
An excess of yin brings abort cold syndrome
andre gides
astronomical meridian plane
back contact spring
Bohn's epithelial pearls
cargo oil pump room pipeline
ceropsilopa decussata
choke-transformer
chromium-base alloy
color inlay effect
come to grips
compact complex surfaces
conidi-
consign sth to mothballs
contour of equal displacement
coumed
cubbridge head
cuprous cyanide
current generating
cut off pinion
deneger
dielectric planar waveguide
discriminate analysis
drag ... out of
endomychus nigriceps
entwinings
erburu
Eriocaulon robustius
existence of optimal plan
fastness rating
film(-forming) yeast
filtration area
food-supply
force system
Fovea oblonga
fuel pump tank
gog magog hills
gonado-venography
H-theorem of Boltzmann
haemorrhagic diathesis
hardware multiplexing
humuhumunukunukuapuaas
in hap
kedge-anchor
kilocycle
Kisubi B.
Kluane National Park and Reserve
komondor
Kronecker set
laminagraphy
Laudism
levstik
liketh
load-bearing frame
macewan
main valley
marimbaphone
micropurchase
mitogenetic rays
morval
nonconservative creep
order-in-council
oxocinobufatalin
parallel citation
parallel classes
park-in
peroxidises
Pomeranchuk pole
possibilisms
principle of resistance line
protein shake
proton linac
randle-balk
redeemable charge
redressment
Ronald, Loch
Rotomat
rules of private international law
run around with someone
saddleback roofs
SAG (system analysis group)
scachite
screen form file
scruggs
secter mutation
slosh test
spudder
static load
stop action
sun cross
suncatcher
taulers
Turing partially computable function
unmaidens
UPS time
visual record computer
Volvariella
Vrpolje
wood hoopoe
zlotnick