[化] 酸式硫化钠

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(318) / 评论(0) 分类 (科普英语)Earth and Sky

For quick relief of upset stomach or acid indigestion caused from too much to eat or drink, drop two tablets in an eight-ounce glass of water. Make sure that the tablets have dissolved completely befo

发表于:2018-12-07 / 阅读(173) / 评论(0) 分类 知性英语

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(182) / 评论(0) 分类 VOA标准英语2013年(一月)

I couldn't get over this mess. The federal government is confirming what Joan Glickman of Pompano Beach, Florida suspected all along. Tainted drywall from China is giving off a harmful gas that's turning her air-conditioning wiring black, causing it

发表于:2018-12-20 / 阅读(157) / 评论(0) 分类 cnn2009年(十一)月

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(368) / 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(232) / 评论(0) 分类 英语导读1000句

Mercury Fillings Seem Safer over Time A study in the journal Chemical Research in Toxicology finds that mercury on the surface of dental fillings slowly turns to an inert sulfide compound, which should keep the mercury from harming the nervous system

发表于:2019-01-02 / 阅读(229) / 评论(0) 分类 60秒科学

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(209) / 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(236) / 评论(0) 分类 2013年VOA慢速英语(五)月

From VOA Learning English, this is the Health Lifestyle report. Garlic is one of the most common cooking ingredients around the world. Many dishes in Europe, Africa, Asia and the Americas use this strong-flavored vegetable. Garlic is similar to other

发表于:2019-01-12 / 阅读(212) / 评论(0) 分类 2016年VOA慢速英语(十二)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(228) / 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(204) / 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(187) / 评论(0) 分类 VOA标准英语2012年(八月)

Salt is believed to be the single most harmful thing in our food, contributing to high blood pressure For years doctors have been telling patients with high blood pressure to cut down on the amount of salt in their diet. Now a prestigious panel of ex

发表于:2019-01-13 / 阅读(225) / 评论(0) 分类 VOA标准英语2010年(四)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(234) / 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(217) / 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(275) / 评论(0) 分类 VOA常速英语2007年(十一月)

Black Tongues and Stomach Aches Don: Oh, no, Ya?l, I think I'm having a medical emergency. Quick! Call an ambulance. Ya?l: A medical emergency, Don? Are you sure? You look fine to me! D: But I'm not. This morning, I had a terrible stomach ache. And n

发表于:2019-01-26 / 阅读(140) / 评论(0) 分类 英语听力文摘 English Digest

Sewage stinks. But bacteria can make it smell better. Oh, yeah? That's true. Certain forms of bacteria feasting on sewage give off hydrogen sulfide, a really malodorous chemical, and one of several that give sewage its pleasing smell. In general this

发表于:2019-01-26 / 阅读(152) / 评论(0) 分类 英语听力文摘 English Digest

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(259) / 评论(0) 分类 新西兰英语
学英语单词
alloyed oil
ameletin
answered for
anti-slapp
antinucleoside
aphonogelia
apparitionist
Argall, Sir Samuel
assumed datum
auricomous
bladder-wrack
candicant
chaperone
cheapishly
cimoli
cock of the school
compound semiconductor detector
corn-dog
cost-effective method
criminal libels on private persons
d-chondocurine
decenylene
disassiege
echoendoscopically
el quseir (al qusayr)
eugenicists
faced sealing
field-work standards
gas start system
geologises
go against the flow
green control grid
howick
interconnectional
jamerson
jugular notch of occipital bone
kaiser-frazer
kittenishness
lisses
log stain
low-temperature martensite
luminance key
main storage system
Marianism
mdrc
missionallowance
monomerization
multistream heater
naiveite
non-core choking coil
odorific
overcapitalisation
pachychoroidal
pairing table
pea soup stool
pecked line
petal pieces
pledges
powder pretreatment
pre-graduate
proof reading program
Puddling basin
pumch
Purullena
Q6
Quiverfull
Radix medialis
rail road
remote authentication
renal angiography
rent-a-crowds
ribalder
seedlings
self-cleaning contacts
source of obligation
Spanish-American War
speleothem
splattered
Stefanie, L.(Ch'ew Bahir)
steyl
stow position
subamendment
superconducting quantum diffraction effect
target layer
tectrix
tegumental
tetranicotinoylfructose
the fifth wheel of a coach
trip off the tongue
Tyndallizations
type b oc curve
uss coles
vegetative progeny
virgin snow
vomerovaginal sulcus
wagerers
warlott
wissam
Workout Market
youtube.com
Yushania uniramosa