2-呋喃甲酸;糠酸

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
'Aïn el Arbaa
ablative coating
acoustical standard
age-old
Ahloso
akol
anticipates
arsonium halide
avipoxvirus pigeonpox
baby TV
balanced the books
basic flowsheet of coal preparation
bimolecular base-catalyzed alkyl-oxygen cleavage
blade stropper
bulk-oil-volume breaker
burnings
BVSc
carbon-copy
chicken-fight
chlamydomonadaceaes
cimarron
clearance between rolls
cleroterion
computer-aided machineshop operation system
count field
cranial fontanelles
culture-related
Damchara
dances
deadline for submission of tenders
decamper
Dejean syndrome
Deutzia amurensis
die-up
distributed debugging
effective admittance
fat end
fluviated
formal invoice
forward arming and refueling point
gammation
genus Gerardia
geometric progession
Ghengis Khan
greyish-blacks
Habiganj
handlisted
hauling wire rope
headshots
help panel
high-power drill
Hunter-Hurler's disease
hydroxylated fatty acid
internal rhythm
irrecoverably
keldorf
lapped steel plate joint
Lapper-milk
level 2
location characteristic id
long-timer
Mambare
Matthew principle
mineral carbon
netpreneur
normal accelerograph
owe allegiance to
partial condification
Pasdar
PCKD
Penida, Nusa
phosphorescences
piston seizing
plate proof
Posadist
potassium ferrous chloride
precentorships
preliminary inquiries
print sequence number
protoconidia
queue packet and synchronous circuit exchange
rag week
reactive species
Rhinpicephalus sanguineus
rolling plant building
root line
root peeler
sago cycas
satel-lite galaxy
selective-serotonin reuptake inhibitors
simulation jamming
soft diet
something's up
spiral blower
stage effects
time study board
to ones hearts content
withdrawal of control rods
wooden crib
worker-teacher
zancanaro