音标:[stem ˈaiən nəuz] ;
n. 木船)首柱金属包板

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(104) / 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(145) / 评论(0) 分类 2017年VOA慢速英语(十二)月

to be led by the nose under your nose 今天我们要讲的习惯用语是和鼻子,也就是和nose这个字有关系的。鼻子是我们的嗅觉工具,也是我们的呼吸器官,是人体的一

发表于:2019-01-06 / 阅读(191) / 评论(0) 分类 美国习惯用语

今天我们要讲两个由鼻子,也就是nose 这个字组成的俗语。鼻子是我们嗅觉和呼吸的工具,是人体的一个重要组成部份。大概也正因为如此,英语里许多常

发表于:2019-01-06 / 阅读(204) / 评论(0) 分类 美国习惯用语

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2019-01-06 / 阅读(125) / 评论(0) 分类 英语单词荟萃

我们今天要讲的几个习惯用语都带有同一个词: nose。各位早就知道nose是鼻子。它在我们的脸上占了引人注目的中心位置,难怪人们会围绕nose这个词组成了不少习惯用语。今天要讲的第一个是

发表于:2019-01-06 / 阅读(160) / 评论(0) 分类 美国习惯用语

Our nose is the strangest of all body parts. Its such a funny thing. And where is it? Right on the front of our face. Right in the middle. It would be OK if everyone had exactly the same nose. But we all have a different nose. Some of us have a big n

发表于:2019-01-06 / 阅读(143) / 评论(0) 分类 纯正英语一分钟

By Naomi Schwarz Northern Mauritania 17 October 2007 In arid Mauritania, where Sahara desert meets Sahel grasslands, a train stretching up to two and one half kilometers snakes along the northern border. Built to carry iron ore from mines in the nort

发表于:2019-01-07 / 阅读(147) / 评论(0) 分类 2007年VOA常速英语(十月)

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(130) / 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(164) / 评论(0) 分类 2011年VOA慢速英语(二)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(148) / 评论(0) 分类 世界各地新闻集锦

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(290) / 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(176) / 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(175) / 评论(0) 分类 科技之光

China's iron ore manufacturers say they're struggling to keep their businesses afloat because of high costs and taxes while production is on the rise for the sector's global giants. Brazil's Vale SA is the world's largest iron ore producer and it say

发表于:2019-02-03 / 阅读(171) / 评论(0) 分类 cctv9英语新闻2015年

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(288) / 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(156) / 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(136) / 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(206) / 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(163) / 评论(0) 分类 英语单词荟萃
学英语单词
0319
Alanas
angiomyoliopma
apocarpous fruit
avoid delay
b'
bacula
be a good listener
bed-fellow
bottom order
brassica juncea coss.var.rugosa(roxb.)kit.
bullheads
buried arc
cannon pinion driving wheel
carrefour petrosphenoidal syndrome
case seal off
cctohydroxylated acid
certificate of satisfaction
channeled plate
clutch arm
co-dependents
condensing flow
covert-coat
cow barn
crystalloid hemodilution
Deacetylmatriearin
diatomists
dragqueen
electromagnetic flowmeter
filling-up valve
finlike
floating-point slave accelerator
fractionation
gadshill
gather up
gender balance
graduate with honors
hickels
hostesse
hot concentrated alkali
hybochelus cancellatus cancellatus
hypoglossal nerve
inattentional
indefinitenesses
infectious catarrh
inverse ordinal
j'aime
Jitra
krases
libbed
linophyre
majorant series
millimeter wave mixers
mist blower
nominees
obliterate sth from one's memory
oil seed meal
one cheek bench sneak
one-woman show
open for signature
operettas
option-pricings
orthogonal array processor
paparazza
pentagonous
piercing needle
plain-end wheel drill
pp56lck
precolumn
predjudice
preference reversals
primary rockwell hardness standard machine
primary underwriter of government bonds
printer elegraph code
rapefugees
RCSP
Restauracao
rewatered
rheid
roadside mower
rose-ackerman
selective solvent process
spheric crank chain
spin-on
staff meeting
storm shutter
submental space
surviving trustee
swingle tow
syphilitic chancre
theoretical-quantitative approach
Tho Loc
three pair
throat ring
trade representative's office
UIbricht sphere
ultimogeniture
unfurls
unworkable coal seam
wappered
wormand wheel