元素有机化合物

By Mario Ritter Broadcast: July 8, 2003 This is Steve Ember with the VOA Special English Agriculture Report. Recently, a listener in Nigeria told us about an organization called World-Wide Opportuniti

发表于:2018-12-07 / 阅读(59) / 评论(0) 分类 VOA2003(下)-农业与经济

It seemed like a good ideabecause rivers and ponds in Bangladesh were contaminated with bacteria, Bangladeshis switched to wells. But soon after, in the early 80s, researchers realized those wells were harming Bangladeshis with a new poisonarsenic. T

发表于:2019-01-08 / 阅读(45) / 评论(0) 分类 Scientific American(十一)月

今天我们要学的词是organic。 Organic, 有机的,绿色的。 Organic product, 有机产品。近年来,美国很多消费者开始崇尚绿色、有机食品。不过,统计数字显示, Organic food accounted for only 3.5% of the fo

发表于:2019-01-11 / 阅读(41) / 评论(0) 分类 英语每日一词

What do these five words have in common: hotdog, fireworks, well-being, waistline, sunset and ice cream? They could all describe a fun holiday celebration. For example: My holiday was wonderful! I went to a friends party and we laughed, ate and had a

发表于:2019-01-21 / 阅读(117) / 评论(0) 分类 2018年VOA慢速英语(十二)月

By Elizabeth Carlassare. Todays topic is compound interest. Albert Einstein is often quoted as having said something to the effect that compound interest is the greatest wonder of the universe. Its an urban legend, but it packs some punch! In todays

发表于:2019-01-30 / 阅读(109) / 评论(0) 分类 货币英语

ISLAMABAD, Feb. 25 (Xinhua) -- The living compound of the former al-Qaida chief Osama bin Laden in Pakistan's northwest city of Abbottabad is being demolished, said one local media report. Local Urdu TV channel Express said that the front part of bin

发表于:2019-02-18 / 阅读(58) / 评论(0) 分类 英语新闻
学英语单词
aminopenicillanic acid
annulus sector
Bad Wimpfen
barn door tracker
blue-headed vireo
bracon hebetor
bristle brushes
burnate
by a neck
car doors
castelo bom
casting cleaning machine
cazuela
compression cap
conservationisms
corneliss
Corydalis ampelos
crack-ups
cusks
cycle timing
Cyno
dead animal processing plant
deescalate
deutocerebral region
dimented
display of error trace
drag planer
Fleming, Sir Alexander
flexing unit
Forster, E M
G/NS
gascounter
generation index
get one over on
Ghioroc
gingerbreads
God helps them who help themselves
hafter
hard-featuredness
heat clearing (method)
Hortega method
iodonaphthalene
isocubanite
kefir fungi
lactophenol-cotton blue solution
Lake Norden
let sth slip
Litsea moupinensis
Lyndsey
MABP
medisection
moderate visibility
montevidensis
montville
nephrography
nevus mollusciformis
num-locks
Ohtahara syndrome
on-line service
Orchowo
Pasania harlandii
pin-feed form
pneunatic hoist
poloidal helical field
pre-infusion
raspberry juice
red, white, and blue
relativity(theory)
rod core forming device
rubber glue
rudimentary web
rung-head
s-plus
Saint David's
sandstone grit
Scarpa's fascia
scerned
Scotch whiskey
segmented mode
send forth
shifting linkages
sobbingly
strontium compounds
subtransient short-circuit time constant
suitcoat
swine pox
tackily
thickest value
thiouramil
thread-chasing machine
throttle condenser
trend line
triple correlator
twayblades
unique ability
unsmoothed
vocational development theory
wage-rate system
wideband voice
with a caution
with guns blazing
yarmuth