兄弟晶胞

Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only withi

发表于:2018-12-01 / 阅读(247) / 评论(0) 分类 新东方背诵文选

AMERICAN MOSAIC - Is It Reggae? Is It Hip-Hop? Reggaeton From Puerto Rico Is BothBy Brianna Blake, Jerilyn Watson and Anne Pessala Broadcast: Friday, April 21, 2006 (MUSIC) HOST: Welcome to AMERICAN M

发表于:2018-12-07 / 阅读(82) / 评论(0) 分类 2006年慢速英语(四)月

By Nancy Steinbach Broadcast: October 29, 2003 This is Faith Lapidus with the VOA Special English Health Report. Some estimates say that one in as many as eighty-thousand of all births results in two

发表于:2018-12-15 / 阅读(259) / 评论(0) 分类 VOA2003(下)-环境与健康

Evidence is seen for a possible cause of solid tumors, but many questions remain. Transcript of radio broadcast: 24 June 2008 This is the VOA Special English Health Report. Some experts predict that doctors will someday use stem cells to treat many

发表于:2018-12-15 / 阅读(85) / 评论(0) 分类 VOA慢速英语2008年(六)月

An international team of scientists at a U.S. university is investigating whether 'cooking' cancerous tumors using tiny nanoparticles in a magnetic field might be an effective and useful treatment. Preliminary findings suggest they may be on the righ

发表于:2018-12-16 / 阅读(86) / 评论(0) 分类 VOA标准英语2010年(十一)月

Long ago, before BandAids, or even medicine of any kind, our ancestors evolved to heal cuts themselves. If you got sliced open, the body blocked it up, to prevent blood loss, water loss, infection. But as we gained that powerwe sacrificed something e

发表于:2018-12-24 / 阅读(108) / 评论(0) 分类 2017年Scientific American(一)月

Giving Birth to Twins Jerome: Congratulations! I just heard that youre pregnant with twins. Paula: Thanks. Were very excited, although Im a little worried about a multiple birth. Jerome: I come from a long line of multiple births. My father is an ide

发表于:2018-12-26 / 阅读(107) / 评论(0) 分类 2012年ESL之就医和人际交往

Jerome: Congratulations! I just heard that youre pregnant with twins. Paula: Thanks. Were very excited, although Im a little worried about a multiple birth. Jerome: I come from a long line of multiple births. My father is an identical twin and he had

发表于:2019-01-01 / 阅读(76) / 评论(0) 分类 地道美语播客

Norm woke up to go to the bathroom. He looked in the bathroom mirror. That bump used to be smaller. It was on the side of his nose. The bump looked puffy. He touched it. It wasn't hard. It didn't hurt. It wasn't a different color. Maybe it was just s

发表于:2019-01-02 / 阅读(108) / 评论(0) 分类 原版英语小短文

This is Scientific Americans 60 Second Science, I am Rose Eveleth. Got a minute? Sound and touch may seem completely separate, except possibly when playing the game Operation. But it turns out that the two senses are actually quite entwined: a new st

发表于:2019-01-08 / 阅读(89) / 评论(0) 分类 Scientific American(五)月

英语短文:Cells and Temperature Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only within a narrow ra

发表于:2019-01-08 / 阅读(107) / 评论(0) 分类 英语小短文

FAITH LAPIDUS: This is SCIENCE IN THE NEWS in VOA Special English. Im Faith Lapidus. CHRISTOPHER CRUISE: And Im Christopher Cruise. Today, we will tell about possible hope for children suffering from damage to their nervous system. We will also tell

发表于:2019-01-12 / 阅读(134) / 评论(0) 分类 2011年VOA慢速英语(二)月

'Serial Killer' Cells Demolish Leukemia Tumors U.S. researchers say they've been able to modify a patient's immune system T cells, turning them into serial killer cells which zero in on cancer and obliterate it. Its being called a breakthrough in the

发表于:2019-01-14 / 阅读(109) / 评论(0) 分类 VOA标准英语2011年(八月)

Volunteers Help Scientists in Search for Cheap Solar Cells Most of today's solar cells are silicone-based and their manufacture requires sophisticated machinery and expertise. An average home in the United States uses between 20 and 24 kilowatt hours

发表于:2019-01-14 / 阅读(98) / 评论(0) 分类 VOA标准英语2013年(七月)

Australian researchers may have discovered a new way to treat hearing loss in infants. And the secret lies in the NOSE. Our reporter Li Dong has the details. Noses comes in all shapes and sizes, and Australian scientists are now trumpeting a new use

发表于:2019-01-19 / 阅读(124) / 评论(0) 分类 世界各地新闻集锦

Science and technology 科学技术 The genetics of politics 政治遗传学 Body politic 人体政治 Slowly, and in some quarters grudgingly, the influence of genes in shaping political outlook and behaviour is being recognized 在某些方面,塑造

发表于:2019-01-28 / 阅读(92) / 评论(0) 分类 经济学人科技系列

Beating Heart Tissue from Stem Cells In a study in the journal Science, researchers explain how they used mouse embryonic stem cells and microchip technology to create heart muscle tissue that actually beats. Cynthia Graber reports One of the goals o

发表于:2019-01-30 / 阅读(152) / 评论(0) 分类 60秒科学

> 39 脂肪中的茎细胞有助于治疗糖尿病 DATE=4-26-01 TITLE=SCIENCE REPORT- Stem Cells in Fat BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(152) / 评论(0) 分类 科技之光

HEALTH REPORT - Fetal Skin Cells May Treat Burns By Caty Weaver Broadcast: Wednesday, September 21, 2005 I'm Shep O'Neal with the VOA Special English Health Report. A method tested in Switzerland may

发表于:2019-01-30 / 阅读(95) / 评论(0) 分类 健康与经济

Topics: The Extension Courses System; Famous Americans: Lizzie Borden; Boston accent/dialect and the Boston Brahmin; to speak out of turn Words: to be enrolled hobby offbeat palm reading certificate step- hatchet prime suspect sensational to speculat

发表于:2019-03-05 / 阅读(135) / 评论(0) 分类 美语听力 English Cafe
学英语单词
acceleration control unit
adjust actual inventory
annular impactor
aqueous-favoring
artist-grade
as quick as look at you
big shoulders
burnt oil
BWR (boiling water reactor)
cayton
colour stimulus specification
commority transaction
computer design automation
constant loss
cornu ossis sacri
dead pledge
didynamous
differential accumulater
don't think
dough characters
down hill right turn
ecalcaratum
enoplometopid
fenchane derivative
frondose
galileo galileis
Gentoo Linux
go so far
grain trier
greenbul
gyrobus
Hasmoneans
Hirohito
house salad
hydro retarder
hyperosia
hysteresis distortion
incredibles
infra-family
infraspinal
international electrotechnical vocabulary
Ioffe
jump out of
kefuffles
kizzie
Klot
Lagrange method of multipliers
like best
load image
lusader
magnesium stannate
manual word generator
margin collateral
micrographic test
minor loop
monesin
monocyte chemotactic protein
municipal governments
Nilvange
Oberneukirchen
off hire survey
overflow holes
Pamal
pierhead
pirck
polymerizable
post cards
potalas
pre-school
Profichet's disease
quarter belt
range -finder operator
reverberation wavelet
Rooispruit
rosetting
scotch ginghams
severe duty drive
shuddery
sloop-rigged
solidifying unit
spoken to the point
stores logic panel
strike tone
subcortical centre
sweeten a loan
Sybil attack
thelorrhagia
thermo-electrometer
three boiling system
thrift whore
time-angle
total ablephary
toyota hiace
Truman State University
twisting couple
ureteroneopyelostomy
VCVS
Vpulley
walk-away
waste water neutralization tank
winsomer
zhamnov