氟苯丙胺盐酸盐

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(107) / 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(170) / 评论(0) 分类 2011年VOA慢速英语(二)月

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发表于:2018-12-10 / 阅读(135) / 评论(0) 分类 牛津阅读树ORTMP3(1-11级)

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(264) / 评论(0) 分类 (科普英语)Earth and Sky

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(179) / 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(153) / 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(148) / 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(213) / 评论(0) 分类 2012年VOA慢速英语(一)月

By Naomi Martig Hong Kong 20 March 2008 Stock markets in Asia remain jittery, with fears of a U.S. recession continuing to cause major market fluctuation. As Naomi Martig reports from Hong Kong, financial analysts say that this may be the beginning o

发表于:2019-01-12 / 阅读(173) / 评论(0) 分类 VOA标准英语2008年(三月)

Iranian President Mahmoud Ahmadinejad addressed thousands of flag-waving supporters at a victory rally to celebrate being officially proclaimed winner of Friday's election, despite widespread accusations of fraud. Supporters of Iranian President Mah

发表于:2019-01-13 / 阅读(152) / 评论(0) 分类 VOA标准英语2009年(六月)

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(155) / 评论(0) 分类 VOA标准英语2012年(四月)

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(141) / 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(150) / 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(131) / 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(145) / 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(150) / 评论(0) 分类 VOA标准英语2011年(八月)

dinks sandwich generation 我们上次给大家介绍了baby boomers和yuppies。 这是两个反映美国社会变化的习惯用语。今天我们再给大家讲两个这方面的俗语。在第二次

发表于:2019-01-27 / 阅读(205) / 评论(0) 分类 美国习惯用语

The Edinburgh International Festival is over fifty years old and has earned its reputation as one of the world's greatest celebrations of the arts. The founders of the Festival believed that the Festival programmes should be of the highest possible a

发表于:2019-01-30 / 阅读(157) / 评论(0) 分类 阅读空间

Jordin Sparks在她会说话之前, Jordin 的歌声就频频出现在电视和广播里, 三岁的时候就在她妈妈的磁带里清脆放音. 在小学时她用厨房当排练室,站在橱柜上练声,初中时在教堂唱诗班唱歌, 并乐此不疲。 2006年九月,她陆续赢得了亚利桑那偶像,西雅图偶像,接着在那里获得

发表于:2019-02-02 / 阅读(202) / 评论(0) 分类 音乐咖啡厅

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(224) / 评论(0) 分类 2007年VOA标准英语(九月)
学英语单词
abnormal puerperium
administering
Aegypius monachus
aerobic cultivation
amphibious assault landing vehicle
APFP
areal resistance
artist's proof
award winner
axo-receptor cell synapse
azimuth tables
betoloside
blanket with increased heating area
BRC (below-regulatory-concern)
bromopropene
bursate
candlewicks
chair-table
chrysomelidaes
cloyedness
cratogenic crust
cyclic execution
deltan
Dennilton
denying
dichromate oxidizability
dome insertion loss
dot com
dovalina
Early effect
Edincik
embryophyta siphonogama
epistroma
event interrupt queue
exchange restriction
fasigyne
forechecks
garden seat
Genianthus
glyptelasma gigas
Gough Island
hydrogen-oxygen vent auto-disconnect coupler
hydrological isolation
information architect
Integrated Digital Enhanced Network
inverted snob
Jangseong
Japanese B ence-phalitis
journalistic education
kilometres between regular maintenance
kreher
Listonella
live cartridge
lynsey
Matyrskiy
md4
meteorist
middled
MUF expected value
narstimulant
national price level
neo-darwinian
non par stock
non-linear servomechanism
nose circular canal
nuchols
ONN
Ontong Java Atoll
papillary carinoma
Peltoboykinia tellimoides
phase control refractometer
power of lens
precision class
primmed
primocortan
protective finish
Qurans
radiation synthesis
recourse action
reference pulse
reticular struction
retrograde cargo
saturation percentage of dissolved oxygen
scattered band
Schwarzschild sphere
semirange
spheric center bearing
stopsigns
super-polyester
sweet biscuit
Symplocarpus foetidus Nutt.
thermal zero drift
thermoacoustic effect
towme
triple-alpha process
ts'ai y?n hsien tui
vibratory bowl feeder
visitandines
wall flash
welegas
wyker