[医] 汉勒氏细胞(细精管大粒细胞)

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(290) / 评论(0) 分类 新东方背诵文选

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(131) / 评论(0) 分类 VOA标准英语2010年(十一)月

The world's first lab-grown burger has been cooked and eaten in London. Scientists hope the new technology can be a sustainable way of meeting growing demand for meat and protect the environment. CRI's London correspondent Tu Yun has more. The burger

发表于:2018-12-19 / 阅读(134) / 评论(0) 分类 世界各地新闻集锦

Liposuction's Limits Doctors have long suspected that excess fat around the belly -- as opposed to the thighs or hips -- increases the chances of developing heart disease, high blood pressure and diabetes. Apparently, belly fat doesn't just lie there

发表于:2018-12-30 / 阅读(151) / 评论(0) 分类 英语流行话题阅读:语境识词4500

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(144) / 评论(0) 分类 原版英语小短文

Cleopatra's Eyeliner: Peeper Health Keeper A study in the journal Analytical Chemistry finds that the black eyeliner worn by ancient Egyptians may have had properties that helped ward off eye-damaging bacterial infections. Cynthia Graber reports When

发表于:2019-01-02 / 阅读(200) / 评论(0) 分类 60秒科学

A cook named William is working on making a sweet treat. Another is busily preparing paella, made of seafood and rice. They and other cooks are moving around a big kitchen in a hurry. They are not getting ready to serve guests at a restaurant, howeve

发表于:2019-01-03 / 阅读(163) / 评论(0) 分类 2018年VOA慢速英语(四)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(159) / 评论(0) 分类 英语小短文

SCIENCE IN THE NEWS - Diabetes and Alzheimer's / Treatment for Alzheimer's / No Link between Vaccine and Autism By Broadcast: Tuesday, May 25, 2004 VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Speci

发表于:2019-01-11 / 阅读(137) / 评论(0) 分类 科技之光

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Barbara Klein. VOICE TWO: And I'm Bob Doughty. Today we tell about the latest research and treatments for Parkinson's disease. (MUSIC) VOICE ONE: In some patients, doctors place elec

发表于:2019-01-11 / 阅读(155) / 评论(0) 分类 VOA慢速英语2009年(四)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(184) / 评论(0) 分类 2011年VOA慢速英语(二)月

SCIENCE IN THE NEWS - American Scientists Create The World's First Genetically Engineered Monkeys CHRISTOPHER CRUISE: This is SCIENCE IN THE NEWS, in VOA Special English. Im Christopher Cruise. JUNE SIMMS: And Im June Simms. Today, we tell about the

发表于:2019-01-12 / 阅读(137) / 评论(0) 分类 2012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(143) / 评论(0) 分类 VOA标准英语2011年(八月)

New Treatments Emerging for Parkinson's Disea Sarah Taylor knew something was very wrong, but she never dreamed she had Parkinson's disease. It was a shock. But it was a relief when I found out what was wrong with me, though, she recalled. Five years

发表于:2019-01-14 / 阅读(125) / 评论(0) 分类 VOA标准英语2013年(二月)

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(141) / 评论(0) 分类 VOA标准英语2013年(七月)

'Minibrains' Could Help Drug Discovery For Zika And For Alzheimer's play pause stop mute unmute max volume 00:0003:52repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Fl

发表于:2019-01-16 / 阅读(129) / 评论(0) 分类 2016年NPR美国国家公共电台11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(159) / 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(187) / 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(185) / 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(124) / 评论(0) 分类 健康与经济
学英语单词
actinomycetin A
active solar heating
aft stay
aiha (american industrial hygiene association)
allsubsonic
American spellings
antitheatricality
ar rastan (er rastan)
augusten
behappening
Bioquin-7CA
Boian
cache-peigne
canvas guide
capuched
cirratuliforms
concave key
counter ionization chamber
credit assignment
De Sauty method
deficiency letter
deliver over to
demineralized
diaphragm gland
distribution of grain size
dropping-pill
E-Thrombosis
early blooming
eight-sided
electric-dipole transition
electrooculographic transducer
energy consumption rate
export-led industrialization
extended overwater operation
F68K
field signal battalion
filibuvir
Foumbouni
FSBT
gangrenous necrosis
gayheart
geomethane
gourmet
grout pump
hammock
have plenty of cheek
hiv (human immunodeficiency virus)
intermediate lining material
internally heated pressure vessel
job involvement
joist floor
kulins
ladykind
lovell
many a pickle makes a mickle
medjays
microelectronic system
microsofts
Moazagotl
Nyctereutes procyonides
off-book
one-group model
packet switching service
Penicillium griseofulvum
piscidia piscipulas
piston gauge with re-entrant cylinder column
plotter hood
poite
polyox ymethylene
pushed window
quasimonochromatic
reduction of working day
reefe
restorators
rudder bearding
scotoscop
sec.-butylamine
Shelburn
short-cut
shymer
sporogony
static condensation
São Vicente de Minas
tale-bearings
temporal distributive
test strobe
tree bending
tree cap
trunk-record circuit
two pot screamers
two-way repeater for VF selective calling
ultrarealist
uncancellable
Usk
warming channel and activating blood circulation
weastward
went in
white-anting
wind vector
wortmannin
year round work schedule
Zedland