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神奇校车带领孩子们进入浩瀚的科学领域,游梭于生物科学、地球科学、太空科学、气象学、古生物学等各门学科中。被纽约时报评为最新鲜有趣、最富有创意和想象力的科学启蒙方式。孩子

发表于:2018-12-06 / 阅读(154) / 评论(0) 分类 神奇校车系列丛书

STEVE EMBER: Welcome to THIS IS AMERICA in VOA Special English. I'm Steve Ember. BARBARA KLEIN: And I'm Barbara Klein. This week on our program, we look at what some companies are doing to help their employees get healthy and stay healthy. We also ta

发表于:2018-12-07 / 阅读(218) / 评论(0) 分类 2011年VOA慢速英语(二)月

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(162) / 评论(0) 分类 2018年VOA慢速英语(一)月

Galactic Rotation 银河系自转 Astronomers calculate there is ten times more matter in our Milky Way galaxy than we can actually see. Discover how the orbital motions of stars in the galaxy reveal dark matter -- on today's Earth and Sky. JB: I'm Joel

发表于:2019-01-02 / 阅读(342) / 评论(0) 分类 (科普英语)Earth and Sky

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(211) / 评论(0) 分类 2017年VOA慢速英语(十二)月

我们是否生来就乐观有余而现实不足?Tali Sharot与我们分享的最新研究表明:人类的大脑更倾向于接受乐观的信息,而这样的特点既对人有益又十分危险。

发表于:2019-01-05 / 阅读(244) / 评论(0) 分类 TED公开课:头脑游戏

SCIENCE IN THE NEWS – July 16, 2002: Foods That Protect Against Disease VOICE ONE: This is Sarah Long. VOICE TWO: And this is Bob Doughty with Science in the News, a VOA Special English program abou

发表于:2019-01-08 / 阅读(208) / 评论(0) 分类 科技之光

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(206) / 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(237) / 评论(0) 分类 2011年VOA慢速英语(二)月

Technology Report - A Mobile App in Delhi Aims to Protect Women 科技报道 - 一款保护女性安全的手机应用程序 This is the VOA Special English Technology Report. 这里是美国之音慢速英语科技报道。 More than twenty thousand

发表于:2019-01-12 / 阅读(265) / 评论(0) 分类 2012年VOA慢速英语(一)月

M23 Rebels Urged to Protect Civilians Humanitarian agencies in the eastern DRC are scrambling to locate displaced civilians and provide assistance following the M23 rebel groups takeover of Goma. For years, the town has been the center of aid operati

发表于:2019-01-14 / 阅读(206) / 评论(0) 分类 VOA标准英语2012年(十一月)

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(217) / 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(364) / 评论(0) 分类 VOA常速英语2008年(二月)

> 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(260) / 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(362) / 评论(0) 分类 英语新闻

By Jeff Swicord Cheyenne, Wyoming 10 September 2007 Workers at adairy farm There is growing concern that farms and ranches in the western U.S. could become the target of agroterrorism. The devastating outbreaks of foot and mouth disease in Britain a

发表于:2019-02-05 / 阅读(282) / 评论(0) 分类 2007年VOA标准英语(九月)

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(234) / 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(207) / 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(269) / 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(237) / 评论(0) 分类 英语单词荟萃
学英语单词
acanthocephaliases
acyl migration
Agamor
alkali soluble
Allocation Rate
angry fruit salads
aromatic amino acids
artificial additive
asva
auxiliary axis
blackdamp
block symbol
Bodoland
bumping collision
canonical trend variation
church-government
circle contact lens
clinical epidemiology
coal-burner
dead-heat
deflocculant
destaining
die like flies
dos recetitia
egg-fruit
ennersin
feed dog screw
full-load torque
function recorder
ganglioneous hair
gelatine glue
generalized difference procedure
gentex exchange
heliogravures
I'm damned if
improvement and expansion reserve
inarticulately
independent valuation
information-systems
integral of absolute error
intermontane trough
isotopic splitting
kamikaze packet
Kilakarai
late tape
lead pursuit
leonardo da vincis
lithoconion
live animal's rate
load dump
loop mill rolling
lysogenic
mammary tumor agent
Manganoandalusite
mercury isotope
mestino
misidentified
multiple-loop
NAEB
nanoinductor
Nervus digiti secundi dorsalis medialis
nestler
nickel sulfate dip
nonphase-inverting
obscission
oil-scraping ring
overlapping imbricate
parametrical nonlinearity
passbook savings account
point-to-point service
population turnover
postscapular
pressure gear
psetta maximas
puberty crisis
regular way delivery
ressaldar
reworked loess
row royal
scorchingly
shilling-mark
shoulder charge
sound-ray diagram
SRTL
stable transistor
stable water depth
swayam
Swenson procedure
tailormades
textile production
top-up
toxic limit
trophime (france)
tsang-jye input method
umpiring
UXi
W. F. T. U.
wart-biter
welding position
well-tempered
wine blend
Yarrella