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(89) / 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(84) / 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(46) / 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(91) / 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(52) / 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(60) / 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(103) / 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(59) / 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(126) / 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(119) / 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(59) / 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(112) / 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(89) / 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(131) / 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(127) / 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(69) / 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(68) / 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(87) / 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(135) / 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(99) / 评论(0) 分类 阅读空间
学英语单词
Acacia dealbata
acenaphthene quinone
adverse party
amaurotic cat's-eye
ambiguity encoding
an opening shot
anaxirone
Aretaeus Of Cappadocia
auxiliary straignt line
ballaragged
be on intimate terms
berry wool
Bulbophyllum eublepharum
Bārīkak Kowtal
centrifugal type injection valve
classical coherence
coccoideas
congenital dislocation of hip
cooperative advertising
copy choice recombination (lederberg 1955)
cornsticks
Davis Junction
dermatitis aestivalis
dicksbergite (rutile)
dictagraph
differential methods for calibrating thermocouple
discrete order quantity
distribution bucket
divine
double-headed camera
dropped off
emulsion agent
engravements
falls the shadow between
frozen orange juices
full team
gasp with rage
gate clear relay
genus priodontess
glob-
half sib test
haplophase
hardship index
hydraulic oil cylinder
immunonegative
in a good way
inscribed quadrilateral
jecca
jewelry blue
karst phenomenon
lacewoods
Latino
lead slug
lighting generator
Little Buffalo R.
load support capability
max. speed of rotary
meeling
mercurial tremor
methylacetoacetyl-
Miercurea-Ciuc
mis-
Morava (March)
near-death experiences
no-fees
non-additivity
non-identities
Nyaugdo
o-hydrazobenzoic acid
obliterat
One woe doth tread upon another's heel.
pen cleaner
petomine
physical well - being
plantation pole
puppodums
repolarised
revels
rimmed texture
scouring limit
self-renunciation
semipersistent virus
set language
sihmoido-
simple contraction
St Croix L.
stable transverse oscillations
statists
subscriber computer
subtaxon
Tetford
theorician
thyreoprivic
tombalbayes
Transderm-V
triple-platinum
TRYPSVAC
united equipment
up hill and down dale
vacuum tumbler dryer
weiblen
yessirs