致畸性

The descendants of longtime urban dwellers show increased genetically driven resistance to tuberculosis, due to evolutionary selection pressure over millennia. Christopher Intagliata reports 城市长久居住民的后代,经过数千年的自然选择

发表于:2018-12-07 / 阅读(167) / 评论(0) 分类 60秒科学

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(160) / 评论(0) 分类 VOA2003(下)-环境与健康

Americas Mass Transit Ridership at Its Highest in Decades美国的公共交通客流量达到几十年来的最高点 NEW YORK A record number of Americans are moving into cities and, at the same time, are curbing their driving habits. No better exam

发表于:2018-12-16 / 阅读(122) / 评论(0) 分类 VOA标准英语2014年(四月)

This is Scientific Americans 60-Second Science, Im Christopher Intagliata. Got a minute? City living has obviously influenced human cultureas have often been noted, how you gonna keep em down on the farm after theyve seen Paree'? But urban life may h

发表于:2018-12-24 / 阅读(161) / 评论(0) 分类 Scientific American(九)月

新编英语教程第四册unit10_3_How_The_Gene_Test_Can_Affect_Your

发表于:2018-12-29 / 阅读(142) / 评论(0) 分类 新编大学英语阅读部分

SCIENCE IN THE NEWS - Protections Increased for Sea Life in Northwestern HawaiiBy Nancy Steinbach, Erin Schiavone and Jerilyn Watson Broadcast: Mon, 26 Jun 2006 16:00:00 UTC (MUSIC) VOICE ONE: This is

发表于:2019-01-02 / 阅读(176) / 评论(0) 分类 2006年慢速英语(六)月

By Robert Raffaele Washington 29 April 2008 For the first time, scientists have used gene therapy to dramatically improve sight in people with a rare, inherited form ofblindness. Researchers in Philadelphia and London are calling the results a milest

发表于:2019-01-03 / 阅读(184) / 评论(0) 分类 VOA常速英语2008年(四月)

VOICE ONE: I'm Shirley Griffith. VOICE TWO: And I'm Steve Ember with the VOA Special English program, People in America. Every week we tell about a person important in the history of the United States. Today, we tell about actor and dancer Gene Kel

发表于:2019-01-11 / 阅读(136) / 评论(0) 分类 VOA慢速英语2007年(五)月

People in America - Gene Kelly, 1912-1996: His Movies Made Dance Popular in America SHIRLEY GRIFFITH: I'm Shirley Griffith. STEVE EMBER: And I'm Steve Ember with the VOA Special English program, People in America. Every week we tell about a person im

发表于:2019-01-12 / 阅读(167) / 评论(0) 分类 2011年VOA慢速英语(六)月

AS IT IS 2014-08-25 Use of Mass Transit Is Highest in Nearly 60 Years 美国公共交通使用量创60年新高 A record number of Americans are moving into cities. When they move into urban areas, they drive less. New York City is one of the top cit

发表于:2019-01-12 / 阅读(139) / 评论(0) 分类 2014年VOA慢速英语(八)月

By Jeff Swicord Baltimore, Maryland 27 April 2006 watch Ethnic Neighborhoods As the immigration debate rages in the United States, Jeff Swicord takes a look at one of the original immigrant neighborho

发表于:2019-01-13 / 阅读(205) / 评论(0) 分类 2006年VOA标准英语(四月)

The family of Freddie Gray is welcoming of the announcement of a federal probe into the Baltimore Police Department. Kenneth Burns from member station WYPR reports the police union also supports the investigation, but suggests it be widen to include

发表于:2019-01-16 / 阅读(105) / 评论(0) 分类 2015年NPR美国国家公共电台5月

Time again for our Website of the Week, when we showcase interesting and innovative online destinations. This time it's an educational site where principles of physics are illustrated with interactive animated experiments that you can perform on your

发表于:2019-01-25 / 阅读(163) / 评论(0) 分类 VOA标准英语2010年(二月)

20 著名的舞蹈演员科利吉恩 DATE=3-25-01 TITLE=PEOPLE IN AMERICA #1814 - GENE KELLY BYLINE=NANCY STEINBACH VOICE ONE: I'm shirley griffith. Voice two: And I'm steve ember with the v-o-a speci

发表于:2019-01-30 / 阅读(134) / 评论(0) 分类 文化聚焦

Dallas Museum Honors President Kennedys Legacy 达拉斯博物馆纪念肯尼迪总统的传奇 DALLAS, TEXAS The assassination of President John F. Kennedy in Dallas, Texas, put the Texas School Book Depository building on the map of history. Despit

发表于:2019-01-31 / 阅读(155) / 评论(0) 分类 VOA常速英语2013年(十一月)

For more on this, we're joined by our correspondent Terrence Terashima in Tokyo. Q1. Terry. Will Abe continue promoting ties with neighboring countries and resolving historical issues? Q2. What more did the prime minister say on the upcoming election

发表于:2019-02-05 / 阅读(160) / 评论(0) 分类 cctv9英语新闻2016年

BEIJING, August 1 (Xinhuanet) -- U.S. researchers have discovered a genetic mutation unique to African Americans that links to heighten their asthma risk, according to reports published on Sunday in the journal Nature Genetics. Researchers of Univers

发表于:2019-02-06 / 阅读(179) / 评论(0) 分类 英语新闻

Study: Living In A City Might Make You Crazy Ever wondered why those apple-cheeked Himalayan villagers look so untroubled, even as most of your friends and family make weekly visits to the therapist? You might finally have your answer -- and it reall

发表于:2019-02-19 / 阅读(169) / 评论(0) 分类 阅读空间

BEIJING, Aug. 5 (Xinhuanet) -- A study conducted by Israeli researchers at the Albert Einstein College of Medicine in New York shows that genes, rather than good eating and lifestyle habits, determine longevity, according to media reports Friday. Thi

发表于:2019-02-26 / 阅读(176) / 评论(0) 分类 英语新闻

Never having been confronted with this type of situation before, 我们从未遇到过此类情况, we wanted to try and understand how we could tap into this incredible resource, 我们想努力了解如何利用这些令人难以置信的信息资源

发表于:2019-03-04 / 阅读(198) / 评论(0) 分类 TED演讲教育篇
学英语单词
-petalled
Achilles
additive primary colours
airplane bombs
amplitude modulated (am)
asphalt-bearing shales
block filter glass
bodytoner
brissen
cambons
Castelcivita
cell nuclear polyhedrosis
chenavard
Chipoka
commit cycle identifier
communtator spider
compensatory damagess
danger
derated mcr
despues
diln
direct tower
documentary compliance
earth leakage protection
EMCON (emergency condition)
evidence-based
extravesicular
french lawn
funtion punch
genus fortunellas
had your back
hami (al hami)
hauptganglion of kuttner
hidlings
highway appearance
humbugs
humero-
hydraulic test of boiler
hydrogen-powereds
hypocotyl arch
impact hardness testing machine
inclination of tie plate
inconstant fold
Internet Protocol Security
iraimbilanja
jelly sweets
Jenner-Kay unit
jukskei
leiomyosarcomata
Leu3p
limiting angular subtense
linkii
low frequency radio astronomy
Lu-1631
magistra
male phase
marital obligation
mawae
microtubular protein
midnight shutdown
monoplanes
mozzettas
neem trees
noise-induced
non-ductile
nondisseminated
nuclear fuel MED power generation
offkey
operating loupe
optical means
overstrow
pale glory of northern sky
partitive dative
Petite Vallêe
pi circuit
plotting program
positional play
postgraduate
pristina
pull-doo
pump horsepower
reconoiter
rednecks
Ritini
rlvs
sea-level altitude
seam-free stocking
shebang
Sherard
spottle
steam cylinder head
suppurative pulpitis
Tadotsu
tulkinghorns
turbulence resistance
UHF superconducting magnetometer
unaccountable
underload circuit breaker
voice-mail
water content of inhibiting plant growth
withsave
Zotzenheim