肝蛭病[牛、羊]

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(225) / 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(321) / 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(328) / 评论(0) 分类 2011年VOA慢速英语(二)月

The Liver The liver is the largest gland in the body (approximately 1500 grams) and is located in the right upper quadrant of the abdomen. It is glossy in appearance and dark red in color from the rich supply of blood flowing through it. Approximatel

发表于:2018-12-12 / 阅读(279) / 评论(0) 分类 医学英语

Liver Cancer There is no consensus regarding the optimal treatment of patients with liver tumors. This contributes to the pessimistic attitude that many have regarding the treatment of liver cancer. Aggressive treatment strategies can cure or signifi

发表于:2018-12-12 / 阅读(408) / 评论(0) 分类 医学英语

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(482) / 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(258) / 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(346) / 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(323) / 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(328) / 评论(0) 分类 科技之光

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Steve Ember. VOICE TWO: And I'm Shirley Griffith. This week, we will tell about six diseases of the liver. The six diseases come from six different viruses. Doctors have one name for

发表于:2019-01-11 / 阅读(319) / 评论(0) 分类 VOA慢速英语2008年(九)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(399) / 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(294) / 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(306) / 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(276) / 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(336) / 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(298) / 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(295) / 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(308) / 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(419) / 评论(0) 分类 2007年VOA标准英语(九月)
学英语单词
aerial-application
Aubergenville
augend digit
augmented parity check code
barrani
be so much to the mustard
billlirubinmeter
bio-indicator
blubberies
blue card
bossidy
bryum caespiticium
burn the pavement
cabezon de liebana
campaniform
Celtic cross
centering chain
cercopithecines
cheatlines
conditiond weight
convective echo
creglingen
Cremanthodium discoideum
crumpacker
design to cost goal
Dolomieu
drink the Kool-Aid
Eagle L.
Eging am See
espelettes
eucalypt species
farm program
fingerprint processing
foot cutter
gamolenic acid
GC/NMRS
grid focusing system
havemann
henans
i-baptized
in open show
intelligent transportation system
intensity of runs
interface converter
japanned leather
josephine pk.
Keatsian
Kipos, Akra
know one's goods
Ligamentum ischiofemorale
Lysimachia pteranthoides
make one's pile
manstead
mayz
miniata
misfocussing
motivity
move a finger
neodymium doped glass
net-parts
non-interacting control
normal standard
optical storage media
outpour
package transfer unit
peppiers
phosphates
policyproof of interest
pombgranade
postmesenteric
private tutor
prize-list
Propaminodifene
relay races
renal aplasia
riboketose
road-mixing machine test
scanlons
semantic design method
shape of cylinder
space background
spheric joint
spikey
spontaneons amputation
spur gearset
srt algorithms
stock emulsion
strongyloplasm
sulfur oil slurry
supravaginal hysterectomy
swan river daisies
sweatin
table address
threephase motor
throught manifest
Toonerville
transient suppression
Trousseau's sign
type of motion of elecrode
variance of single sample
Whitley Council
zoneplate coded imaging