合成维生素E中间体

Broadcast: Feb 5, 2003 By Jerilyn Watson This is the VOA Special English Health Report. For many years, scientists have known that people need Vitamin D. The body needs the vitamin to have normal leve

发表于:2018-12-07 / 阅读(199) / 评论(0) 分类 VOA2003(上)-健康资讯

By Paula Wolfson White House 31 May 2006 View Bush comments on Iraq allegations (Real Video) President Bush says he is troubled by allegations U.S. Marines killed unarmed Iraqi civilians last year in the city of Haditha. Mr. Bush says if laws were b

发表于:2018-12-07 / 阅读(243) / 评论(0) 分类 2006年VOA标准英语(五月)

Illicitly used Synthetic drugs are chemically produced psychoactive substances that mimic the effects of illegal narcotics, which have been altered just enough to avoid classification as illegal. And this is one reason why these chemicals are dangero

发表于:2018-12-08 / 阅读(270) / 评论(0) 分类 VOA标准英语2017年(三月)

Unit 91 The ABC's of Vitamin Enhanced Skin Care Most of us know that vitamins can work wonders on our skin from the inside. However, many people have yet to realize the benefits of using vitamins on the outside. Below is a simple guide to aid you thr

发表于:2018-12-30 / 阅读(157) / 评论(0) 分类 英语流行话题阅读:语境识词4500

Vitamin B9 is also known as folic acid or folate. Technically, folate is the term for the vitamin B9 that is found naturally in foods, while folic acid is the name for the synthetic supplement that is added to foods and vitamins. 维生素B9也称为叶

发表于:2019-01-03 / 阅读(166) / 评论(0) 分类 实用英语

Vitamin D is an essential nutrient that we get through exposure to sunlight and through diet. Without enough Vitamin D, we are at risk for rickets, osteoporosis and bone fractures. Now, researchers have found that Vitamin D deficiency is also associa

发表于:2019-01-11 / 阅读(198) / 评论(0) 分类 VOA标准英语2010年(三月)

Studies are finding that the vitamin known for building strong bones may also help prevent many diseases. Transcript of radio broadcast: 15 July 2008 This is the VOA Special English Health Report. Vitamin D helps bones and muscles grow strong and he

发表于:2019-01-11 / 阅读(188) / 评论(0) 分类 VOA慢速英语2008年(七)月

This is the VOA Special English Health Report. Many people have low iron in their blood. But pregnant women need extra iron for their own health and their baby's health. Iron is important to the development of a baby's brain and central nervous syste

发表于:2019-01-11 / 阅读(214) / 评论(0) 分类 2011年VOA慢速英语(一)月

By Carol Pearson Washington 23 May 2008 Breast cancer researchers have recently come to some important conclusions for women. The universities of Chicago and Toronto released a study that shows a link between the spread of breast cancer and vitamin D

发表于:2019-01-13 / 阅读(146) / 评论(0) 分类 VOA标准英语2008年(五月)

Study: Vitamin B12 Deficits in Older Adults Linked to Brain Decline

发表于:2019-01-14 / 阅读(166) / 评论(0) 分类 VOA标准英语2011年(十月)

Study: Vitamin D is Powerful Weapon Against TB Vitamin D plays a critical role in fighting infection and now scientists say that it may be a powerful weapon against tuberculosis. In a study reported in the journal Science Translational Medicine, rese

发表于:2019-01-14 / 阅读(160) / 评论(0) 分类 VOA标准英语2011年(十月)

Vitamin E Linked to Higher Prostate Cancer Risk A new study finds a link between vitamin E - a popular dietary supplement - and an increased risk of prostate cancer. Ten years ago, scientists launched the Selenium and Vitamin E Cancer Prevention Tria

发表于:2019-01-14 / 阅读(157) / 评论(0) 分类 VOA标准英语2011年(十月)

Study Shows Vitamin E Increases Prostate Cancer Risk A number of medical studies over the years suggested that vitamin E, taken as a dietary supplement, might help prevent prostate cancer. But new research finds not only that the earlier studies were

发表于:2019-01-14 / 阅读(158) / 评论(0) 分类 VOA标准英语2011年(十月)

AUDIE CORNISH, HOST: Scientists have taken a big step towards making synthetic life. In other words, they figured out how to create a living thing with DNA that was written in a lab. NPR health correspondent Rob Stein has the details. ROB STEIN, BYLI

发表于:2019-01-16 / 阅读(206) / 评论(0) 分类 2017年NPR美国国家公共电台3月

67 维生素C能否破坏DNA? DATE=7-11-01 TITLE=SCIENCE REPORT - Vitamin C and DNA BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(220) / 评论(0) 分类 科技之光

DEVELOPMENT REPORT – April 15, 2002: Vitamin-Enriched Drinks By Jill Moss This is the VOA Special English Development Report. The Coca-Cola Company is developing a new healthy drink for people in de

发表于:2019-01-30 / 阅读(215) / 评论(0) 分类 农业与发展

AGRICULTURE REPORT - Vitamin E and Poultry Health By Mario Ritter Broadcast: Tuesday, August 17, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Researchers say extra vitamin

发表于:2019-01-30 / 阅读(185) / 评论(0) 分类 农业与发展

HEALTH REPORT - Study: Sunshine and Vitamin D May Improve Lung Cancer Survival By Cynthia Kirk Broadcast: Wednesday, May 18, 2005 I'm Gwen Outen with the VOA Special English Health Report. Sunlight he

发表于:2019-01-30 / 阅读(303) / 评论(0) 分类 健康与经济

I Need You Tonight Professor Green ft.Ed Drewett (Hello?) Hello babe, what's happening, you cool? (Ah yeah you alright? What's happening?) Yeah I'm good, what's goin' on? (Yeah, nothing er chillin') Alright, what you up to later? (Oh yeah about that,

发表于:2019-02-07 / 阅读(191) / 评论(0) 分类 好听的英文歌曲

SYDNEY, Aug. 5 (Xinhua) -- The Western Australian Government announced on Friday that 14 new substances linked to the manufacture of the synthetic drug Kronic would be banned from Friday midnight. The State Mental Health Minister Helen Morton told th

发表于:2019-02-19 / 阅读(178) / 评论(0) 分类 英语新闻
学英语单词
adesman
adiabatic temperature gradient
advanced tactical fighter (atf)
allelopathy
art-fair
Bamah
baufrey
Beringovskiy Rayon
Bielschowsky-Jansky disease
blatchford
bleeker
blue water gas
borethyl
Borrelia burgdorferi
branigan
caffeinisms
central node
chiropodies
chondrogenous
civilis
clear glass slide
crack whore
Crystal Valley
Cuban red macaw
cyclone type air filter
Death Cross
Delhi sultanate
Dicomano
discard policy
empty-eyed
end-of-reel marker
enfeoffment
evaluation map
FDWS (feed water system)
feeding foot
flanking march
flew
flushing cistern
folk illness
free-ride
future-proofing
galah session
Glenluce
GM_conditionals
Gottland
Great Exhibition B.
Hall-effect chopper
heir custom
Hilary terms
hydroxyacetophenol
hypertrophic cardiomyopathies
increasing gear
Jane Roes
Jenckel rudder
lead arsenide
longitudinal motion
low pay
magnetic bar code
mastigures
metaxeny
milk of calcium bile
mouldboard type scraper
music schools
nominal ocular hazard distance
offenders resisting arrest
Ohio County
packway
palindromic sequence
parts interpreter
peacemaking
perspective triangles
petunin
precunial
processed information
pulse top clipper circuit
pyrogene grey
rationally equivalence
read - write head
recursion instruction
rentrant
revolving distributor
saddle separatrix
sand mole
savvierest
sea-floor instability
selling department
shalini
significance digit
sports suit
steep-sided
Sturmvogels
thermoscopic
ulva lactura l.
unpaganize
Vaccinium stamineum
vanion
watch(-)dog
Wildrose
wire repeated tester
withhold
yin constipation
ylisto