电解槽系列

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(325) / 评论(0) 分类 新东方背诵文选

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(147) / 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(160) / 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(188) / 评论(0) 分类 2017年Scientific American(一)月

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(166) / 评论(0) 分类 原版英语小短文

This is Scientific Americans 60-Second Science. Im Karen Hopkin, this will just take a minute. Anyone whos ever cut up an onion knows that some smells can actually be painful. Now, researchers from Baltimore and Denver are closer to understanding why

发表于:2019-01-08 / 阅读(205) / 评论(0) 分类 Scientific American(三)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(210) / 评论(0) 分类 英语小短文

HEALTH REPORT - New Embryonic Stem Cell Lines Developed for Researchers By Paul Thompson Broadcast: Wednesday, August 11, 2004 This is Gwen Outen with the VOA Special English Health Report. Researcher

发表于:2019-01-08 / 阅读(186) / 评论(0) 分类 健康与经济

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(265) / 评论(0) 分类 2006年VOA标准英语(八月)

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(209) / 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(171) / 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(170) / 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(186) / 评论(0) 分类 世界各地新闻集锦

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(216) / 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(229) / 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(155) / 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(143) / 评论(0) 分类 VOA常速英语2007年(十一月)

听多了流行的歌曲,今天给大家来一首老歌经典,希望大家会喜欢。 如果大家有什么好歌,也可以给我留言或是在评论栏里给大家推荐。 I walk the line By Johnny Cash I keep a close watch on this heart of

发表于:2019-02-06 / 阅读(227) / 评论(0) 分类 好听的英文歌曲

Line In.... Line Down Line in... line down... line in* Line in... line down... line in... line down Line in... line down... line in... line down Line in and save me Myself can drug me down Line in, forever blissful Continue to line down Line in... li

发表于:2019-02-26 / 阅读(218) / 评论(0) 分类 英文摇滚歌曲

Helen: This is Real English from BBC Learning English. Im Helen. Zoe: 大家好,我是刘佳。Helen, 今天咱们要学的是什么最新表达呢? Helen: Todays new expression is bottom line. Zoe: Bottom line. Helen, 这个短语说的是什么啊? Helen: Well, bottom line is

发表于:2019-02-26 / 阅读(300) / 评论(0) 分类 地道英语在线听
学英语单词
accustomises
analda
anticopyright
Arabidopsis thaliana
Ashgillian
Aventino, Mt.
bird banding
bloodserums
burst isochronous signal
capacity-bridge method
carding willow
chromatographic trace
Clap Trap
clean legs
compound rail
converges
cortical branches
court dance
creditor's journal
Crenothrix polyspora
current use
defuzed
diphosphatidylglycerol
distant echo
dragges
DTS-HD High Resolution Audio
effect of fewer birth on average income
Elvis sandwiches
excitory input
family coryphaenidaes
fanlight quadrant
freeworlds
furane
glaucidium palmatum s.et z.
ground spoiler
high solidity cascade
horsepower recorder
hylus
ice cueam mix
impact modulator amplifier
impact weight
ISRSA
Ivan Iv Vasilievich
Jaama
kernel estimator
kragness
kupferschiefer
large yellow croaker (pseudosciaena crocea)
leader stand
MAPL (multiple address processing unit)
Microstroma
Mungwe
naval communications area
newsbox
non-volatile fuel
nonagricultural
nonstandard analysis
ocean geotectonics
one-product
overhung pulley fan
overprotectors
Pacific Grove
paranal
pay as you earns
pelionite
pigment cell of retina
plug-in printed circuit board
potamologist
potential energy of molecule
print-outs
propstrum
prosoponeuralgia
recovery locator beacon
remissibility
remmel
Resistomyein
Restrol
rotary sleeve valve
royal-bluest
self-aligning device
semi-rotary actuator
sendaverine
set much store by
shift-changes
ship-broken
sixteen-mo
sludge calorific value
sound isolate greenbelt
speed-power characteristic curve
spirits
structural grammar
Sukuma
tensor products
trametes pocas
trilayered
vertical jet
vessel traffic center
vinca
water plane area
wet pan milling
widebody
wolbachias