岩石风化

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(131) / 评论(0) 分类 神奇校车系列丛书

She opened the refrigerator. She took a carrot out of the refrigerator. She took a carrot peeler out of the kitchen drawer. She peeled the carrot. She put the carrot skin on a white plate. She rinsed the carrot peeler. She chopped off the two ends of

发表于:2018-12-07 / 阅读(116) / 评论(0) 分类 原版英语小短文

EXPLORATIONS - Scientists Call for Quieter Ships to Protect Whales BARBARA KLEIN: Im Barbara Klein. STEVE EMBER: And Im Steve Ember with EXPLORATIONS in VOA Special English. Our subject today is whales. We discuss a report on the effect of noise from

发表于:2018-12-07 / 阅读(163) / 评论(0) 分类 2011年VOA慢速英语(六)月

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(191) / 评论(0) 分类 2011年VOA慢速英语(二)月

Madagascar Moves to Protect Precious Forests Madagascar's Ministry of Environment is heralding the success of a crackdown on illegal logging, notably in the country's northeast where vast protected areas have been the focus of huge trafficking scanda

发表于:2018-12-16 / 阅读(143) / 评论(0) 分类 VOA标准英语2011年(六月)

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(297) / 评论(0) 分类 (科普英语)Earth and Sky

IN THE NEWS – September 28, 2002: IMF-World Bank Meetings Protest By Caty Weaver (VOA Photo - R. Daguillard) This is Steve Ember with the VOA Special English program, IN THE NEWS. The International

发表于:2019-01-02 / 阅读(122) / 评论(0) 分类 教育与新闻

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(216) / 评论(0) 分类 TED公开课:头脑游戏

13 May 2002, 14:14 UTC AGRICULTURE REPORT – May 14, 2002: Wood Chips Protect Waterways By George Grow This is the VOA Special English AGRICULTURE REPORT. American scientists are developing ways to l

发表于:2019-01-07 / 阅读(181) / 评论(0) 分类 农业与发展

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(174) / 评论(0) 分类 科技之光

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(233) / 评论(0) 分类 2012年VOA慢速英语(一)月

UN says Journalists Need Greater Protection Reporting, risky business American war correspondent, Marie Colvin and French photographer Remi Ochlik were killed in Syria on February 22. They are among 65 journalists killed in the first five months of 2

发表于:2019-01-13 / 阅读(168) / 评论(0) 分类 VOA标准英语2012年(七月)

US Neighborhood Watch Volunteers Help Protect Communities Baruti Jahi, a longtime Washington resident and father, knows he can't take his family's safety for granted. I'm up at four in the morning looking out my window because my dog is barking, and

发表于:2019-01-13 / 阅读(181) / 评论(0) 分类 VOA标准英语2012年(四月)

UN Spearheads Drive to Protect Journalists After Deadly 2012 When shells fell on the Syrian city of Homs in February 2012, a building used by foreign media took a direct hit - killing renowned Sunday Times correspondent Marie Colvin, along with Frenc

发表于:2019-01-13 / 阅读(139) / 评论(0) 分类 VOA标准英语2013年(一月)

RotavirusImmunizationProtectsPeopleWhoDon'tGetVaccine Rotavirus causes severe diarrhea that kills more than a half-million people each year, mostly very young children. A recently-introduced vaccine has proved to be very effective and has shown some

发表于:2019-01-13 / 阅读(161) / 评论(0) 分类 VOA标准英语2011年(九月)

Indigestion Can Protect Africa's Lions African lions are increasingly hunting domestic cattle. And many of them are being killed as humans retaliate. Now, in Botswana, a pilot project is underway to save the lion by making cattle taste bad. The king

发表于:2019-01-13 / 阅读(175) / 评论(0) 分类 VOA标准英语2011年(九月)

Fighting Poverty, Protecting Women from HIV Financially empowering young women in poor countries may help protect them against sexually transmitted diseases. A new study shows that addressing poverty can help prevent risky behavior. Poverty, a lack o

发表于:2019-01-14 / 阅读(153) / 评论(0) 分类 VOA标准英语2012年(二月)

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(173) / 评论(0) 分类 VOA标准英语2012年(十一月)

Cameroon, Chad Team Up to Protect Wildlife The pact was signed by both governments in early August. It stipulates that the Central African neighbors will jointly manage over 300,000 hectares of protected area. They will be patrolled by an increased n

发表于:2019-01-14 / 阅读(169) / 评论(0) 分类 VOA标准英语2011年(八月)

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(245) / 评论(0) 分类 2007年VOA标准英语(九月)
学英语单词
abashance
accounting practice unit
algite
alkalifreeglass
analogies
anybody's race
articles in custody
as hard as the nether mill stone
authoritarian
barbarino
benign cystic epithelioma
betaceum
bird-limy
blue eyed boys
cathodic protection equipment of screen
cercopoda
chit-system
chromatin reservoir
civil-law
clarified juice overflow box
CM-C
coleretico
community antenna
coulometries
crook rafter
cubital pecten
declare trumps
dental ridge
diglycolide
dramstick-fingers
earlishness
ecto-antigen
electron sound speed
elevator power-off protection device
empty segment
engineers level
exotemp
face-recognition
false regeneration
flash SSD
fuzz out
FWQA
generated frequency
give a warm welcome to
Habenaria limprichtii
halticus minutus reuter
herely
hygromata
hypoth
inventory sheet
Kayombo
leafe-sugger
limaria perfragilis
locking gripping device
ly
midsternal
mucocele of salivary gland
no dropping
no words
Norcatur
official method
Our population has increased
overall harmonic distortion
overfacile
Padun
paraffined cork
Photofit
pledging of accounts receivable
pukeskin
punch-up
radar database
rate of charging
relocation offset
roadside flower bed
schlang
Seseganaga L.
shared-memory
sikuris de ayata (bolivia)
skin preservation
sodium platinochloride
sonnetised
South Carolina pride cotton
steam-turbine automatic remote control system
step-up exchange
stock classes
Tarella
thermophilric bacteria
tobacco-plant
trametes villosa
true condensing point
two-pressure steam power cycle
ultra-lounges
ultrasonic phenomena
unrisked
ustilagic acids
vertical encoding
vitifolia
wear rate
window swallow
y-intercepts
Yesagyo
Zimbabweans