结瘤基因

The U.S. population is increasing at nearly one percent a year, making the United States the world's fastest growing industrial nation. 美国人口正以每年将近1%的速度增长,这使美国成为世界人口增长最快的工业化国家。

发表于:2018-12-02 / 阅读(101) / 评论(0) 分类 VOA双语新闻 Bilingual News

EXPLORATIONS -January 30, 2002: Population and the Environment By Cynthia Kirk VOICE ONE: This is Bob Doughty. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Tod

发表于:2018-12-07 / 阅读(96) / 评论(0) 分类 Explorations

According to the 2010 World Population Data Sheet, there will be fewer workers to support an aging population in the coming decades. The booming population growth of the past century has slowed, but improving health conditions and stubbornly high bir

发表于:2018-12-08 / 阅读(62) / 评论(0) 分类 VOA标准英语2010年(七)月

By Nancy Steinbach Broadcast: October 1, 2003 This is Faith Lapidus with the VOA Special English Health Report. Scientists in Iceland say they have identified the first gene linked to common forms of

发表于:2018-12-15 / 阅读(103) / 评论(0) 分类 VOA2003(下)-环境与健康

Farm Ministers Call for Commodity Market Regulation Wild swings Woody Barth has been farming and raising cattle in North Dakota for about 30 years. He says he always looked to the commodity markets for stability. But that's changed in recent years. W

发表于:2018-12-16 / 阅读(65) / 评论(0) 分类 VOA标准英语2011年(六月)

LULU GARCIA-NAVARRO, HOST: Now this Halloween story about bats and spirits - not spooky spirits. We're talking tequila. NPR's Neda Ulaby went to a Mexican bar in Washington, D.C., to research the connection between bats and booze. NEDA ULABY, BYLINE:

发表于:2018-12-17 / 阅读(77) / 评论(0) 分类 2017年NPR美国国家公共电台10月

This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Saliva contains many useful components: lubricants, enzymes for breaking down food and now compounds that can reveal a persons age. Thats according to a

发表于:2018-12-24 / 阅读(117) / 评论(0) 分类 Scientific American(六)月

World Population Day is observed annually on July 11. Its aim is to raise awareness of global population problems. The event started in 1989 in response to the worlds population reaching five billion two years earlier. The United Nations Development

发表于:2018-12-29 / 阅读(75) / 评论(0) 分类 英语课程学习计划和讲义

经典语境背诵 Daniel: People talk about the network system of the bus company a lot these days. I have no idea why until my father tells me that there are lots of people using IC cards on buses, and when they get back home they would check their

发表于:2018-12-31 / 阅读(139) / 评论(0) 分类 英语大赢家上册

Grammar Girl here. Today's topic is capitalizing titles. In an email, Michelle from Manila asked, Should I capitalize all the first letters of the words in a title or just the first letter of the first word? This is one of those style questions. For

发表于:2019-01-02 / 阅读(140) / 评论(0) 分类 英语语法 Grammar Girl

DEVELOPMENT REPORT – December 16, 2002: UN Population Study By Jill Moss Broadcast: December 16, 2002 This is the VOA Special English Development Report. The United Nations Population Fund has relea

发表于:2019-01-02 / 阅读(75) / 评论(0) 分类 农业与发展

Alice: Hello, I'm AliceFinn: And I'm Finn.Alice: And this is 6 Minute English! This week were talking about populationgrowth and the effects it might have on the world. At the moment itsestimated that there are about 7 billion people on the planet. F

发表于:2019-01-07 / 阅读(126) / 评论(0) 分类 六分钟英语

STEVE EMBER: Welcome to THIS IS AMERICA in VOA Special English. Im Steve Ember. FAITH LAPIDUS: And Im Faith Lapidus. Every ten years the United States government counts the national population and asks people questions about how they live. Results fr

发表于:2019-01-12 / 阅读(97) / 评论(0) 分类 2011年VOA慢速英语(三)月

By Carol Pearson Washington, DC 20 February 2007 watch Autism report Scientists working to solve the mysteries of autism say their research points to genetic causes. The results come from the largest study ever done on the disorder. The study looked

发表于:2019-01-12 / 阅读(145) / 评论(0) 分类 2007年VOA标准英语(二月)

By Nancy-Amelia Collins Jakarta 26 January 2006 Indonesian Information Minister Sofyan Djalil (File photo - July 28, 2005) New broadcasting regulations in Indonesia have come under fire by critics who

发表于:2019-01-13 / 阅读(137) / 评论(0) 分类 2006年VOA标准英语(一月)

New census figures for the Midwest U.S. state of Michigan show dramatic population declines. Michigan was the only state in the 2010 census to lose people. Its biggest city, Detroit, once the fourth largest in the nation, is now the 18th largest. Tha

发表于:2019-01-14 / 阅读(82) / 评论(0) 分类 VOA标准英语2011年(三月)

Pesticides Contribute to Decline in World's Bee Population Terrence Ingram considers himself a naturalist. He said hes best able to commune with the natural world around him at the center of a swarm... of bees. I love beekeeping. Its one of Gods grea

发表于:2019-01-14 / 阅读(82) / 评论(0) 分类 VOA标准英语2013年(六月)

BEIJING, Jan. 05 (Xinhuanet) -- China's satellite television channels have aired fewer entertainment programs this year as broadcasting watchdog's curbs on excessive entertainment took effect. The State Administration of Radio, Film and Television ha

发表于:2019-01-19 / 阅读(94) / 评论(0) 分类 英语新闻

Science and Technology Epigenetics and stress Baby blues 科技 外因遗传与压力 新生儿蓝调曲 A mother's stress while she is pregnant can have a long-lasting effect on her children's genes 母亲孕期压力过大会对孩子的基因造成长

发表于:2019-01-26 / 阅读(141) / 评论(0) 分类 经济学人科技系列

2004 marks the 10th anniversary of the groundbreaking International Conference on Population and Development (ICPD) in Cairo, Egypt, in 1994. Ten years ago, on the eve of World Population Day, a new campaign was launched to raise awareness of how int

发表于:2019-02-03 / 阅读(113) / 评论(0) 分类 阅读空间
学英语单词
accelerating slits
arrestant sex pheromone
athero-
bankruptcy proceeding
Bann, R.
Benincasa hispida Cogn. var. chiehqua How.
Bothriochloa yunnanensis
breach of trust
broken vessels
busycon canaliculatum
cakiles
Calimesa
capsic acid
Carbost
chestnut-bark disease
Chondrodendron tomentosum
chowders
Communism Peak
cyclic transfer
damp-mop
demisheath
dethyroidize
Disclosure Statement
displacement-force
distribution board wiring
dressing-rooms
elliptic curve cryptosystem
engine start switch
fake color
filter plug
fin stabilizer
finless
flowing wave
Fourier projection
function's free variable value
ganbei
generalizers
go to the ground
gospel according to lukes
grain rain?
hard-type modulator
harmonic receiver
heyes
Hungarian chamomile
inharmoric note
iron spill
Jibsh, Ra's al
laying-ups
legend window
lip entropion
liver colo(u)r
logomachical
long rotator muscle
loss carrybacks
lyssodexis
mamavirus
marsilio
Merged cell
minimum thickness
N.M.A.
novendial
optimality of graph-search control strategy
original radiogenic lead
Orphean
oyster cloister
pickled herring
Pismo Beach
platform-to-shore radio system
Plokiophilidae
pooled
postocellar bristles
powder plug arc(ppa) welding
poynders
preliminary result
procedure call syntax
quinlisk
radius of curvature
reciprocation blower
regular tetrahedron
reisolates
ring abscess
s-shaped harrow
sconch
Sparganium minimum
step refinement program
stipulated time
strictly fuzzy convex set
tapping torque
targetiers
Terpni
topolatry
tourist area
trexan
tribological properties
trouserlegs
Tumut River
twenty winks
ventifacts
Wald-Michelbach
Wawo
winterling
word for word