[医] 康西耳曼氏细胞(黄热病时一种肝实质细胞)

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(297) / 评论(0) 分类 新东方背诵文选

A Texas lawmaker bears his soul. City councilman, Joel Burns, choked back tears and broke down as he spoke of being the victim of school bullying. As NBC's Miguel Almaguer reports, his moving message to gay teens is the latest video to go viral. Tues

发表于:2018-12-11 / 阅读(271) / 评论(0) 分类 访谈录2010

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(120) / 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(136) / 评论(0) 分类 VOA标准英语2010年(十一)月

ARI SHAPIRO, HOST: The fire department in Middletown, Ohio, is overwhelmed by emergency calls for people who have overdosed on opioids. A councilman there is worried that the city's budget can't keep up. He's suggesting a three strikes rule - overdos

发表于:2018-12-17 / 阅读(132) / 评论(0) 分类 2017年NPR美国国家公共电台7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(157) / 评论(0) 分类 2017年Scientific American(一)月

文本: Origin:Origin Is The Truuuuuuu-u-u-u-u-thhhhhh. Angela Weaver:Stand down.Now it is complete. Councilman:...and then what happened? Angela Weaver:The ship was ours.The Ethereal and I __(1)__ to Mosaic network.Every last Outsider on Earth was

发表于:2018-12-28 / 阅读(134) / 评论(0) 分类 小龟乐游记英语短文

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(150) / 评论(0) 分类 原版英语小短文

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(168) / 评论(0) 分类 英语小短文

By Efam Dovi Accra 23 August 2006 In Ghana, a high court in the capital Accra Tuesday sentenced five robbers to more than 300 years in prison in what the police say is a clear sign the country is taking violent crime seriously. The spate of armed ro

发表于:2019-01-11 / 阅读(240) / 评论(0) 分类 2006年VOA标准英语(八月)

By Carol Pearson Washington 27 March 2007 watch Heart Stem Cell report It is being hailed as a major medical breakthrough: cardiologists are using adult stem cells, not the controversial embryonic stem cells, to rejuvenate the hearts of patients who

发表于:2019-01-11 / 阅读(170) / 评论(0) 分类 2007年VOA标准英语(三月)

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(187) / 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(149) / 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(150) / 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(165) / 评论(0) 分类 世界各地新闻集锦

MELISSA BLOCK, HOST: Across Europe, bankrupt municipalities are looking for new sources of revenue and some are eyeing the Catholic Church. In Spain, the church is the country's largest and richest landowner, but its non-profit status means it's exem

发表于:2019-01-24 / 阅读(222) / 评论(0) 分类 英语语言学习

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(190) / 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(201) / 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(133) / 评论(0) 分类 健康与经济

By VOA News 20 November 2007 Two separate teams of scientists say they have transformed ordinary human skin cells into ones that look and act like embryonic stem cells. Laboratory teams at universities in the United States and Japan Tuesday announced

发表于:2019-01-31 / 阅读(125) / 评论(0) 分类 VOA常速英语2007年(十一月)
学英语单词
acceptance sampling inspection
actual expenditure
Adepril
arteria epigastricas
audio telecommunication lint
Babinski's test
backing deal
bay-in-bay shoreline
be gunning for sb
Bendieuta R.
beta-pinene
bumpkins
calender coating
cassville
cementing materials in rocks
Cerura erminea menciana
chao li fei
chlorops frontatus
condensatus
congenically
consistency factor
contingent securities
cpue
currency code
data transfer phase/circuit switched network
deae-sephacels
defending-champion
degenerate node
desoxycholeic acid
developmental center
disfellowshiped
faradic brush
fatall
flat finish
flipperless
flugelhorns
glow current
healthcare
heliographic
high power amplifier (hpa)
hollow-plunger pump
Hugueninia tanacetifolia
hydrostatic bed
illuminated
intelligent database
inurnments
Kottmann's test
LH(luteinizing hormone)
M. V.
mantle ring
marginal scutellar bristles
mccrane
medial longitudinal stria
Mellor rudder
minor failure
mm-wave
netoric acid
noiseth
Novecyl
offishness
oral disclosure
otpical resonator mode
outsmarted
over-prolix
overload trial
overshroud
palladium ruthenium alloys
paraperitoneal
post - it note
rachi(o)tomy
radar reflection
red-headed
reverenceth
rhinarium sensory pit
Ripi
ripped one
Riviersonderend
scaly tetter
schuyt
scouting distance
second-day
secondary flow pattern
semispherical combustion chamber
sexual psychology
ship carriage requirements
soft pork
spider silk
step by-step variable gear
stone bubbles
stypticus
substitutional production function
subway stations
supercritical unit
taskents
transforming station
ulcony metal
Umm Shalīl
underground room
unit force
universal compensator
upper voltas
welded-tuff