交替底物抑制

This is Scientific Americans' 60-Second Science. Im Steve Mirsky. Got a minute? The search for alternative fuels to gasoline has led to surprising possibilities, for instance, the waste oil for making French fries. But one of the most unusual alterna

发表于:2018-12-24 / 阅读(40) / 评论(0) 分类 Scientific American(一)月

When the wind picks up at the foot of the Rockies, there are those who believe they can hear the future. At the National Renewable Energy Laboratory, making alternative power sources competitive with fossil fuels has been a mission since the energy

发表于:2018-12-30 / 阅读(45) / 评论(0) 分类 国家地理2008年

By Katherine Cole Tres Chicas is a rarity on the music charts: A vocal group in which all three singers are frontwomen in their own right. And don't get ready to rumba, because despite their Latin nam

发表于:2019-01-07 / 阅读(59) / 评论(0) 分类 VOA2004(下)--文化艺术

China's energy production relies heavily on coal-fired power stations. As the world's highest emitter of greenhouse gasses, China consumed more than 400 million tones of coal last year. As many parts of China have been shrouded in a gray haze over th

发表于:2019-01-19 / 阅读(43) / 评论(0) 分类 英闻天下

By Jerilyn Watson Broadcast: July 17, 2003 This is Bill White with the VOA Special English Education Report. Some young people in the United States attend 1)alternative schools. These are schools that

发表于:2019-01-20 / 阅读(132) / 评论(0) 分类 VOA2003(下)-教育与新闻

今天我们要学的词是 alternative. Alternative 作为形容词,意思是另外的,可以用于替代的。Stephen Hawking predicts that planet Earth will only survive another 100 years, and it's urgent to consider an alternative planet. 霍金

发表于:2019-03-07 / 阅读(103) / 评论(0) 分类 英语单词荟萃
学英语单词
acupoints
adhocrats
air-to-subsurface
airborne assault vehicle
akua
alveloz
anterior frontal laryngectomy
athletic droll
azaleine
babykicker
bakmi
base of weathering
be mine
biaxial refractive indices
blotchy
board for
bracelet test
budget guideline
Bürentogtok
Chao Cheng
chemically bonded phase chromatography
chromatin diminution
claw-washer
clay size
cloud-to-cloud lightning
coagulating current
concentrate cyanidation tails
congenital heart disease
contiguous modality
curteiss
d.k.
debris(detritus)
degree parallel
difluorine
e-work
emanates
emitter-base voltage
Eurya prunifolia
extraordinary gain and loss
familial hypophosphatemic rickets
Four Fundamental Principles
fusion splicing hardware
giantkiller
give lessons to
glisse
goldened
greenwing
heterojunction target
heterophyllous plant
hyperchannel
in a delicate state of health
instrument block valve
Islote Pt.
Khz
Kossel, Albrecht
labelled molecule
light-heartednesses
line-drawing
local perspective
Mare Acidalium
megabalanus ajax
micronektonic
miscellaneous standard fixed quantity
modulator
monocarbon
Morozovsk
mortagee
Neolitsea ovatifolia
Nimoldipine
notch wedge impact
o-clocks
on the block
parachute silk
Pashkovo
pattern wheel
photographic library
pinoleum
powersafe
primary chord
protoflexid
proudheart
proximity problem
psilospora chamaecyparidis sawada
quadrennial
raygadas
reclarifying
ridpath
selling warehouse
sequential rest
small-beer
symmetric breaking capacity
São João de Tarouca
take-out bag
terminal operator
trade off
trancated life test
tripewoman
unendeared
wet-gravity concentration method
WWDH
Yǒmju-gun
zero-motion fringe