[化] 二十碳五烯酸

Health Report - Laying the Roots for Healthy Teeth in Young Children 健康报道 - 健康护齿从儿童做起 This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 Bad teeth can be painful -- and worse. The

发表于:2018-11-27 / 阅读(405) / 评论(0) 分类 2011年VOA慢速英语(十二)月

Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is the rain that's falling on your umbrella acidic? A listener's question -- on today's Earth and Sky. J

发表于:2018-12-07 / 阅读(232) / 评论(0) 分类 (科普英语)Earth and Sky

Broadcast: June 6, 2003 By Caty Weaver This is the VOA Special English Environment Report. The chief of the United States Environmental Protection Agency has announced her resignation. Christine Todd

发表于:2018-12-07 / 阅读(98) / 评论(0) 分类 VOA2003(上)-国际经纬

Liberian Refugee Gets New Face After Devastating Acid Burn Henry Cole has lost count of how many times hes been wheeled into surgery. In the last two years, Cole has had more than a dozen procedures. And there are more to come. But he has no complain

发表于:2018-12-08 / 阅读(108) / 评论(0) 分类 VOA标准英语2013年(一月)

Children's Asthma Not Eased by Anti-Reflux Drug Seventeen-year-old Alaina Kvapil was diagnosed with asthma when she was 13. When you have an asthma attack, your airways actually close up and people dont realize that you cant breathe, you cant get the

发表于:2018-12-16 / 阅读(114) / 评论(0) 分类 VOA标准英语2012年(一月)

World Hepatitis Day is observed on May the 19th. It aims to increase awareness worldwide of the diseases hepatitis B and hepatitis C. Its hope is to encourage the prevention and diagnosis of these two diseases, and increase the number of people who r

发表于:2018-12-29 / 阅读(92) / 评论(0) 分类 英语课程学习计划和讲义

How does acid deposition affect human health? We eat food, drink water, and breathe air that has come in contact with acid deposition. Canadian and U.S. studies indicate that there is a link between t

发表于:2019-01-02 / 阅读(277) / 评论(0) 分类 知性英语

Section 28 Acid Rain 50 years ago, no one talked about acid rain. Then we didn't really know the harm it was causing to the world. Today almost every adult and school child is aware of acid rain and i

发表于:2019-01-02 / 阅读(152) / 评论(0) 分类 英语导读1000句

HEALTH REPORT - October 23, 2002: Folic Acid Reduces Fetal Deaths By Nancy Steinbach This is the VOA Special English Health Report. A new study in Sweden has confirmed another important health effect

发表于:2019-01-04 / 阅读(113) / 评论(0) 分类 健康与环境

Can Folic Acid Prevent Childhood Autism? From VOA Learning English, this is the Health Report in Special English. A new study found that women who took folic acid supplements in early pregnancy were less likely to have a child with autism. Folic acid

发表于:2019-01-12 / 阅读(162) / 评论(0) 分类 2013年VOA慢速英语(五)月

AS IT IS 2016-02-13 Work Soothes Pain of Acid Attacks In India A caf in India is hiring women who once stayed in hiding after being attacked with acid. One woman, Dolly Kumari, says she stayed inside for two years after a man threw acid on her. He wa

发表于:2019-01-12 / 阅读(147) / 评论(0) 分类 2016年VOA慢速英语(二)月

Acid Attacks Continue in Cambodia Despite Harsher Punishments For Som Bunnarith, memories of the day acid violence changed his life forever are as vivid in his mind as the scars on his skin. When it splashed on me, it felt hot. It even burned through

发表于:2019-01-13 / 阅读(122) / 评论(0) 分类 VOA标准英语2012年(九月)

Pakistani Acid-Attack Victim Enjoys New Life in Texas After taking the oath of citizenship, Julie Aftab celebrated. I have waited eight-and-a-half years to hear those words, and those words mean so much to me, she said. Ten years ago, when she was 16

发表于:2019-01-13 / 阅读(107) / 评论(0) 分类 VOA标准英语2012年(八月)

Magnetic Ring Used to Stop Acid Reflux Heartburn is usually linked to gastric acid that reaches the esophagus when a weak muscle does not close as it should after swallowing. When stomach juices back up into the esophagus, the acid can cause a burnin

发表于:2019-01-14 / 阅读(149) / 评论(0) 分类 VOA标准英语2013年(四月)

Folic Acid Supplements Shown To Reduce Risk Of Autism Green, leafy vegetables, fruits and nuts naturally contain folate, a B vitamin that helps the body make healthy new cells. Most pre-natal vitamins include folic acid because it protects against de

发表于:2019-01-14 / 阅读(139) / 评论(0) 分类 VOA标准英语2013年(四月)

By Birungi Machrine Kampala 26 November 2007 Attacks using acid are becoming more frequent in Uganda. Up to 2003, there were only 145 recorded attacks, but over the last three years, there have already been 87. Survivors often suffer from severe emot

发表于:2019-01-16 / 阅读(194) / 评论(0) 分类 VOA常速英语2007年(十一月)

STEVE INSKEEP, HOST: So many Cabinet nominees, so little time. One of the nominees who has a hearing today is Scott Pruitt. He is the attorney general of Oklahoma - now President-elect Trump's nominee to lead the Environmental Protection Agency. He f

发表于:2019-01-16 / 阅读(96) / 评论(0) 分类 2017年NPR美国国家公共电台1月

JUDY WOODRUFF: Next: the changing requirements for ethanol in gasoline and bigger questions over its wider use in recent years. Today, the Obama administration proposed cutting the amount of ethanol that would be blended into gasolinenext year. The E

发表于:2019-01-27 / 阅读(114) / 评论(0) 分类 PBS访谈环境系列

用数学知识强化记忆 fourscore = four(4)score(20) 80 美国第16任总统林肯演说词第一句:fourscore and seven years ago, 那么,怎样才能记住 fourscore 这个词而终生不忘呢?只要我们了解了fourscore 的逻辑思维

发表于:2019-02-21 / 阅读(115) / 评论(0) 分类 实用英语

On September 18th, all New Zealand bread was going to have folic acid added to it. However, now the government has decided to wait three years. New Zealand and Australia have an agreement about food standards. Australia is going to add folic acid to

发表于:2019-02-25 / 阅读(175) / 评论(0) 分类 新西兰英语
学英语单词
ac arc welder
achan
air-tight double glazing window
all the day
anode mechanical machining
association of national advertisers
associative type
auditory communication
automatic routing apparatus
barbanel
bear malice
beast of prey
blitzs
bluffing
book-ghouls
byheart
caparo
center-point galvanometer
Chaungzongyi
cheesehead
chimalhuacan
chupati
cleft palate lateral synechia syndrome
colour synchronizing burst
colsons
constitutional obligation
contour interval note
curmudgeonliest
curve-ball
Dalai
damped magnet
data corruption
decontamination fluid
dot matrix printer
drive by
Druyes
dynamic signal analyzer
Earthican
elapses
epimembranal
event per unit time
fur mite
g.a.o
gamma-ray examination
gas charging system
gingival reattachment curettage
go the way of the dodo
graceful curve
heat-fast
heavenly sword
hot-brain
inaquate
interrupting pulse
K3PO4
Kercem
lime salt
Luterskie, Jezioro
measuring resolution
medicare system
metallic zinc granule
meteorotagical map
mise en scene
multiple branches
nontenders
optical control
paddle stirrer
Pend Oreille R.
population depression
Primula pulverulenta
propheticism
queeny
rf tank
Ruthwell
safety poster
saturated market
scaffold
sequencing key
shadow reaction
sharp-nosed rocket
sinistrously
Soaserana
solid crossing
specimen tube of hot pressure stress
squeezest
stereocilia
stiffening bar
straightening operation
sub-string searching
sub-superscript
Subdelessite
subsecond
tardier
Thai architeture
thirlestanes
triaxial compression test
trivial absolute value
two-drum system
unallocable expenditure
unconditioned grain
useful aperture
verbale
wrist pin brass wedge bolt