防腐蚀剂

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(49) / 评论(0) 分类 神奇校车系列丛书

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(83) / 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(109) / 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(68) / 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(185) / 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(48) / 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(118) / 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(87) / 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(84) / 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(144) / 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(92) / 评论(0) 分类 VOA标准英语2012年(七月)

US Secret Service Maintains Dual Mission - Investigations, Protection U.S. Secret Service agents are credited with saving President Ronald Reagan's life during an assassination attempt in 1981. Day in and day out, Secret Service agents and uniformed

发表于:2019-01-13 / 阅读(63) / 评论(0) 分类 VOA标准英语2012年(四月)

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(92) / 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(69) / 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(81) / 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(92) / 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(70) / 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(94) / 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(101) / 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(163) / 评论(0) 分类 2007年VOA标准英语(九月)
学英语单词
agronomic traits
Ajuga chamaepitys
al aridah
alkaptonase
Almoravide
American boreal faunal region
anchor effect
barred galaxy
be deceived in
becringe
Bibb lettuce
bitternuts
Bramantesque
bumpily
c1 esterase inhibitor deficiency
Ceel Huur
circular pit
cobalt 60 teletherapy apparatus
concessionaries
contract of sale for cash
conventional process
cortone acetates
cylinder-escapement
detumesces
devillers
dimming handle
dipper backing equipment
disilicides
drum valve
dye marks
eerebrostomy
empathies
euk
extinguishment of debts
finely-honed
Fixed-For-Floating Swap
flangs
fricka
gordeeva
governor generator
haarder
hydrocumaric acid
idoneity
Idulea
impeller agitator
Inert Gas Gauging Clause
infiltrate
inspection record
kotnik
lanuginosine
larink
lavallee
loellingite (l?llingite)
Luzilândia
macchine
manganese autunite
marriers
menable
musculus rectovaginalis
non-regtistered call
nonmetallic fusion point
oleates
over current
overindulgence
p-methoxybenzyl
physodallic acid
piston-cylinder assembly
pole for scaffold
prada.com
prenasalised
pumpkin ashes
railway in service
rapidity of relay protection
recursion analysis
remarkables
repeated starting sequenee
rock-tunneling machine
scolloping
sexiness
shok
sleeve of jack
so As not to
spermy
steady-state analysis
stenciling
subsidiary commercial transaction
sulpiride
taper screw chuck
tetraphis pellucida(l.)hedw.
Tokugawa
trichofibroepithelioma
tripe tallow
tsamma
tuberculosis miliaris disseminata
underbreaking
underoptimizing
viiest
virus
waterline in the lightest seagoing condition
WOLFSON
wood lintel
worde