[化] 酸式配位化合物; 酸式络合物(例如MHL,其中M代表金属,L代表配位体)

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(202) / 评论(0) 分类 (科普英语)Earth and Sky

Grammar Girl here. Todays topic is the complex-compound sentence. Guest writer Sal Glynn writes: Most writers worth their fingertip calluses begin as avid readers. We read books, magazines, and websites indiscriminately until we start to notice the w

发表于:2018-12-07 / 阅读(107) / 评论(0) 分类 英语语法 Grammar Girl

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(73) / 评论(0) 分类 VOA标准英语2013年(一月)

[00:00.00]Dean accent tap generally speaking [00:05.15]迪安(男名) n.口音;音调 n.(自来水等的)龙头 一般说来 [00:10.29]eastern notice differently Ottawa [00:15.43]adj.东方的;东部的 vt. n.注意;认识 adv.不同地 n.渥太华

发表于:2018-12-13 / 阅读(251) / 评论(0) 分类 高中英语词汇

[00:02.54]English Express [00:28.11]OAKA - The Athens Olympic Sports Complex [00:31.40]雅典奥运会场馆 [00:43.42]The Athens Olympic Sports Complex (OAKA) [00:47.09]is situated at Maroussi [00:48.97]and was the centre of the Olympic Games 2004.

发表于:2018-12-26 / 阅读(137) / 评论(0) 分类 轻松英语之旅

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(243) / 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(123) / 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(84) / 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(131) / 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(119) / 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(84) / 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(75) / 评论(0) 分类 VOA标准英语2012年(八月)

The Asian Cup football (soccer) tournament kicks off in Doha, Qatar, Friday, January 7, with defending champion Iraq to play North Korea, Iran and the United Arab Emiterates in Group-D play. Iraqi football fans are also looking forward to 2013, when

发表于:2019-01-14 / 阅读(106) / 评论(0) 分类 VOA标准英语2011年(一月)

Use of Acid Attacks for Punishment Persists in Pakistan 巴基斯坦仍存在泼洒硫酸作为惩罚 Despite laws against acid attacks, the practice of pouring acid on men, women and children as a form of punishment continues in Pakistan. Two victim

发表于:2019-01-14 / 阅读(78) / 评论(0) 分类 VOA标准英语2014年(二月)

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(113) / 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(110) / 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(161) / 评论(0) 分类 VOA常速英语2007年(十一月)

By Melinda Smith Washington, D.C. 07 June 2007 For years, doctors urged women to take folic acid if they planned to get pregnant. Then researchers discovered the nutrient helped reduce the risk of a heart attack. But now a new study shows folic acid

发表于:2019-01-16 / 阅读(144) / 评论(0) 分类 2007年VOA标准英语(六月)

But thats what comes out after we eat asparagus, which is not necessarily the same was what went in. Our digestive systems do some pretty complex chemistry, you know. Plus, the act of cooking the asparagus probably changes the chemistry around a bit,

发表于:2019-02-23 / 阅读(67) / 评论(0) 分类 英语时差8,16

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(139) / 评论(0) 分类 新西兰英语
学英语单词
'Ajab Allāh
A.H.F.
abscission zones
Aguamansa
Alan Seeger
alpha cell
assortest
atomic linewidth
bacterium gingivae pyogenes
Balsam Lake
batesonian
bent dipole
bet their boots
bring in
building-up by welding
cation replacement
ceren
cetorhinus maximuss
cockcroft
coefficient of fatigue
concrete batching and mixing plant
corme porto
cortical degeneration
cost observation
curb-to-curb
dale
datsuns
discharge jettly
drying characteristic curve
Ecsegfalva
electrolytic cobalt
electromechanical effects
Elliot's sign
endless punched-pattern control-paper
family myliobatidaes
ferromagnetic
Florida flambe
follow-on tool
full-pitched coil
function subprogram reference
general information lossless
grassland management
haloless
harken
hirel
Hubble's constant
hyetellose
ingoing materials
intraocular microforceps
jouncingly
kreye
latest-generation
Leribe
licentiates
macrosystems
makololoes
manganese(ii) arsenate
meladrazine
memory access port
metallurgic product analysis
mono-channel facsimile apparatus
mosquito nets
nanking
Obongsan
oral nursing
paleomagnetosphere
pelecanoidid
perfect complements technology
piecewise analytic function
pistocythereis fuchuui
plain old telephone system
pokelogan
posl
Robledillo de Trujillo
robot decision making system
rotating loop radio beacon
schizoanalysis
seacrests
serotherapeutic
shortfin mako
single-turn coil
spiral ribbon mixer
Spurway syndrome
subacidness
subcooling
summated-rating
sustained combustion
thrum
thymelike
time allowed to
TLV (threshold limit value)
to get under my skin
topological groups
Trichocereus
tripolite
truck tires
tuning duration
tuyx
unsatisfiability
wavebreaker
Yuzhakovo