音标:['ku:mә,rәun] ;
n. 香豆酮, 苯并呋喃, 氧茚
[化] 苯并呋喃; 古马隆; 香豆酮
n a colorless oily compound extracted from coal tar and used in manufacturing synthetic resins
词型变化:名词复数形式 : coumarones

A MARTINEZ, HOST: Northeastern Nigeria now where the Boko Haram terror network has killed 20,000 people, driven millions from their homes and abducted thousands. Adults and children who survived the eight-year insurgency are beginning to tell their t

发表于:2018-12-17 / 阅读(98) / 评论(0) 分类 2017年NPR美国国家公共电台8月

Explorers Hope They Are Close to Solving Amelia Earhart Mystery Earhart was a pioneering American aviator in the early 20th century. The first woman to fly solo across the Atlantic Ocean, she became a national celebrity. In July of 1937, she and navi

发表于:2019-01-13 / 阅读(110) / 评论(0) 分类 VOA标准英语2012年(六月)

American Muslims Prepare for Ramadan 美国穆斯林准备进入斋月 LOS ANGELES The Islamic holy month of Ramadan begins Thursday, June 18th in Los Angeles, and Muslims around the world are preparing the time of fasting, reflection and communal ga

发表于:2019-01-14 / 阅读(98) / 评论(0) 分类 VOA标准英语2015年(六月)

By Gilbert da Costa Abuja 04 September 2006 Health officials in the northeastern Nigerian state of Borno have confirmed the death of at least 80 people in a cholera outbreak. Nearly 2,000 people have so far being infected. The state government has d

发表于:2019-01-31 / 阅读(166) / 评论(0) 分类 2006年VOA标准英语(九月)

By VOA News 07 March 2007 Umar Yar'adua (December 2006) The presidential candidate of Nigeria's ruling party says he will return soon from Germany, where he was flown Tuesday for medical treatment. In an telephone interview Wednesday with VOA's Hausa

发表于:2019-02-01 / 阅读(122) / 评论(0) 分类 2007年VOA标准英语(三月)

By Sarah Simpson Kano 11 April 2007 Lawal Manesara, left, discuss with Ali Usman, centre, and sani Bako, right, all polio victims in a street of Lagos, Nigeria, 4 May 2005 Many polio victims in the northern Nigerian city, Kano, have turned their back

发表于:2019-02-18 / 阅读(184) / 评论(0) 分类 2007年VOA标准英语(四月)
学英语单词
ammocoetes
anthroxan
Belio
Beloyarskoye Vdkh.
bravada
Campobello Island
case mixing
choledochocystectomy
ciche-pea
coregents
deidentified
dentulous
Derek Jarman
direct coupling exciter
dislady
edelstein
edge-ways
electro-surgery
embose
embryonalisation
end stake socket
epistles to the hebrews
evidentiate
F52
feole
finite space
flashing of a dynamo
foucault currents (eddy currents)
free warehouse
front body shell
gave battle
gear oil
high voltage distribution installation
hippety-hopping
hongs
HVD (half-value depth)
i5
impounding water reservoir
interference zone
kenzie
key sequence number
La Bonneville-sur-Iton
lam into
Lambert's emission law
laminated armature
leafwing
lioret
macgillicuddy
maintenance request
matelot
mctague
media trigger
mildly
minocycline
monetary conference
Moral de la Reina
Mykolaiv
natronambulite
neurosecretory granule
nutso
oil pressure fender
on the Act
order Cydippida
out-talk
passive electronic countermeasures
peroxidase-anti-peroxidase staining
pezalla
phenotypic value
pitchbllende
pivot wheel cultivator
planter plate
public cemetery
pump curve
pyrometric telescope
red setter
ringstrasse
rolling test
settell
shalonda
shockdogs
siliconic nodule
single space fighter
sister nation
skin lotion
small egg-plant screw indicating lamp
sonar signal
stable doors
steel pipe piling
stir a peg
sweetheart necklines
Tolima, Dep.del
topping operation
trafficks
travel-writings
two-line double pica
uhuhs
under sb's nose
uveitis in brucellosis
warwickite
waterjet propelled boat
wood anemone
Y-system