酮酸

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(146) / 评论(0) 分类 (科普英语)Earth and Sky

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(180) / 评论(0) 分类 知性英语

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(77) / 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(79) / 评论(0) 分类 2016年VOA慢速英语(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(84) / 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(111) / 评论(0) 分类 VOA常速英语2007年(十一月)
学英语单词
abuse one's offical powers
acclima(tiza)tion
actual reflux
acumispora uniseptata
aeromotor
all-text
Alpine hat
appetizing food
are up to
asphalt intermediate course
bench model
bias network
Bongourou
Borgia family
carcinoma durum
clapping
closed flight plan
conformable array
cordyling terminalis kth. var. bella hort.
decorative mortar
Demalon
dibasic lead phthalate
Dionard, River
direct reading instrument
double decker filter
dump energy
dwarf elm
ewings
FDP (fast digital processor)
fire breathing
firebrand
future income
general point
greenie
group divisible design
heartland
husbandress
hypogymnia pseudophysodes
ingot structure
initial floodplain
input/output arithmetic unit
integral unit
Jinnah, Mohammed Ali
jinyinhua distillate
Kantens
Kardonyl
knocks about
lay sth to rest
linearized function
LMOA
logical device indicator
low intensity magnetic separator
lower plate
Luis Bunuel
Mach's metal
material detail record
meadow burozem
Moji das Cruzes
mononucleosome
multi-batches
Myelo-Kit
negative relay
no friend of
non local potential
normal electrode potential
notes rediscounted
onewhere
overfulfils
point A
quizziness
rate of return on capital
registration of residence
reset impulse
riding stopper
rod-shaped flash lamp
Rossi-alpha method
rotating trace
sales commitment
sentence phoneme
set one's jaw
Shelley, Percy Bysshe
short form bill of lading
slip the calf
Sophia Loren
start-up and hot standby
statute miles per hour
steak au poivre
strip loop
suborder Menotyphla
superficial spreading gastric adenocarcinoma
sutherland viscosity law
talmon
three dimensional polymer
toil
total heat of dilution
trattner
unetched fibre
universalised
urut
Vuyyūru
washing filter
wet blending