斜生属

By Lisa Schlein Geneva 30 December 2006 The U.N. refugee agency says it is preparing for the possible exodus of thousands of Somalis to neighboring countries, in the wake of the fighting between Ethiopian-backed government troops and Islamist fighte

发表于:2018-11-29 / 阅读(322) / 评论(0) 分类 2006年VOA标准英语(十二月)

Julie: Mike, go! Mike: Yep yep yep. Time to go alright. Julie: Mike, Im Chrissy's nanny. I dont want your parents walking in on us making out. Mike: I just wanted to hear you say making out. Julie: Mike! Mike: Alright. Oh and one more thing.. Julie:

发表于:2018-12-05 / 阅读(337) / 评论(0) 分类 成长的烦恼第四季

Marcus Pembrey is one of a select band of scientists, a band of scientists who are daring to challenge an orthodoxy . They believe the lives of our parents, grandparents, and even our great grandparen

发表于:2018-12-07 / 阅读(249) / 评论(0) 分类 基因外遗传现象

After we had seen how relatively easy it was to change the switches in mouse embryos, we thought that perhaps the same could be true of human embryos. In IVF, you also have the embryo for a brief peri

发表于:2018-12-07 / 阅读(238) / 评论(0) 分类 基因外遗传现象

If inheritance was not just about DNA, if these gene switches were so important, just what could turn them on or off? Stephanie and Emend Mullins have two children, Karen and Charlotte. When we were t

发表于:2018-12-07 / 阅读(239) / 评论(0) 分类 基因外遗传现象

It showed that there was clearly more to inheritance than simply the coded sequence of DNA. We then realized that we were dealing with what is now known as genomic imprinting. What genomic imprinting

发表于:2018-12-07 / 阅读(227) / 评论(0) 分类 基因外遗传现象

...lead to the end of diseases like cancer... Alzheimer's , Parkinson's , diabetes. The list is endless. We were thinking of genes in a very mechanical way. We were thinking of them just in terms of t

发表于:2018-12-07 / 阅读(269) / 评论(0) 分类 基因外遗传现象

Named after Henry Angelman, the pediatrician who first described Angelman syndrome. He referred to them as happy puppet children because it described, to some extent, the features. They have a rather

发表于:2018-12-07 / 阅读(250) / 评论(0) 分类 基因外遗传现象

We are on the brink of uncovering a hidden world, a world that connects past and future generations in ways we never imagined possible. What this means is an environmental exposure that your grandmoth

发表于:2018-12-07 / 阅读(191) / 评论(0) 分类 基因外遗传现象

Kevin: What were the biggest challenges you faced starting this website? Todd: Well, when I first started, I didn't know anything about computers, and I mean nothing about computers. I took a course, teachers and technology and I remember the first d

发表于:2018-12-25 / 阅读(246) / 评论(0) 分类 原版英语对话1000个

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文,请发贴到 听力原文收集区 ,您将会获得10到30积分的奖励! Thank you!

发表于:2018-12-30 / 阅读(319) / 评论(0) 分类 单词解析速记

Our studies had really convinced me that it were the later experiences of the child as the child was growing up bombarded with years and years of, em, symptoms from the parents that accounted for the

发表于:2019-01-02 / 阅读(282) / 评论(0) 分类 基因外遗传现象

By David McAlary Washington 06 December 2006 New biological evidence casts more doubt on Libyan government charges against six imprisoned Bulgarian and Palestinian medical workers accused of deliberately infecting several-hundred Libyan children wit

发表于:2019-01-09 / 阅读(325) / 评论(0) 分类 2006年VOA标准英语(十二月)

Some bacteria have adapted to super cold environments for millions of years. And scientists have isolated some of the essential genes that allow bacteria to tolerate their harsh living conditionsbecause these same genes might help in the creation of

发表于:2019-01-11 / 阅读(316) / 评论(0) 分类 英语杂谈

Exploring the Long and Short of Hair Loss BARBARA KLEIN: This is SCIENCE IN THE NEWS in VOA Special English. Im Barbara Klein. STEVE EMBER: And Im Steve Ember. Today we talk about hair. We will tell what hair is, how it grows, and some of the main re

发表于:2019-01-12 / 阅读(297) / 评论(0) 分类 2011年VOA慢速英语(四)月

Most rice grows in wet environments, but too much water can be disastrous for rice crops. Plant biologist Pamela Ronald helped create a type of flood-resistant rice that is being introduced to India and Bangladesh. In Davis, California, we spoke wit

发表于:2019-01-13 / 阅读(254) / 评论(0) 分类 VOA标准英语2009年(三月)

By Doug Levine Washington 17 January 2007 Renowned jazz saxophonist and composer Michael Brecker died January 13 of leukemia in a New York City hospital. He was 57 years old. As VOA's Doug Levine tells us, Brecker's impact on today's generation of ja

发表于:2019-01-16 / 阅读(327) / 评论(0) 分类 2007年VOA标准英语(一月)

A number of senior executives from the Chinese division of GlaxoSmithKline are the focus of a criminal investigation. The Ministry of Public Security has been questioning a number of GSK employees amid allegations they offered large bribes to governm

发表于:2019-01-19 / 阅读(263) / 评论(0) 分类 世界各地新闻集锦

AMERICAN MOSAIC - Watergate, Nixon, 'Deep Throat': What Was That All About? By Nancy Steinbach and Caty Weaver Broadcast: Friday, June 17, 2005 (MUSIC) Welcome to AMERICAN MOSAIC, in VOA Special Engli

发表于:2019-01-30 / 阅读(377) / 评论(0) 分类 American Mosaic

MILAN, May 18 (Xinhua) -- Midfielder Andrea Pirlo has been confirmed by AC Milan to leave the club after 10 seasons, while both Alessandro Nesta and Filippo Inzaghi have agreed to one-year extensions. The 31-year-old had his contract expired(期满)

发表于:2019-02-18 / 阅读(316) / 评论(0) 分类 英语新闻
学英语单词
Agaricaceae
antagonizers
antimasonic
assisors
baculite
bimatron
built in stabilizer
by-then
call accepted
candle-tree
caput transversum (m. adductoris pollicis)
cellular mobile
centrifugal spinning pot
ciliotoxicity
combination line
composite sheath
compulsory fees
convergent angle
cr fuel injection system
deviation intelligence quotient
devouement
Diploschistaceae
disturbed soil sample
dual signature
eighteen-
electrical reproduction
end-of-file character
fireproof covering
five-year cure
fixed loan secured
FLFs
Geiger-Muller probe
genus Argyrotaenia
geodromica
gni
Grana Padano
Guadalaviar, R.
have one's duck in a row
herpes digitalis
hesse determinant
Hezron
histidine decarboxylase
howse
hurt so bad
hypocalc(a)emia
hypostomus
in whole and in part
Ladakamycin
lightirage clause
livestock farm
local discharge
love-makes
marble-white
Markoff information source
maveis
miscellaneous interference
mm. papillares parvi (ventriculi dextri)
multi-layer ejecta
multilevel addressing
myometrial glands
navigational lights
Niuhuang Qingxin Wan
NLPD
no harm, no foul
optical linewidth
osteoangioma
owner's risk of breakage
particular propositions
pelogloea
pennanted
poisson's approximation
priority job
pulmonary atelectasis
pumpkings
Q flag
quantum fluctuation
reed-type relay
reversible diode
satellite communications controller
scattering tail
schizophrenic reaction of simple type
skateboarder
skein red
slotland
sodium starch phosphate
special term
spheniscidite
squeezableness
stall warning light
stay plate
steering-column bracket
stress work
stromule
studdy
subterfugy
two-wall sheet-piling cofferdam
unaccounted loss
unrecoverability
unrestricted sampling
woodwork with metal facings
WY40454
zero rated goods