聚光色素

Algae naturally produce oil, when its process start with oil turned into bio fuels, an alternative energy source. This is just one snag. Harvesting the oil from algae-float water is prohibitively expensive. But researchers have come up with an effort

发表于:2018-12-24 / 阅读(41) / 评论(0) 分类 Scientific American(一)月

Broadcast: May 12, 2003 By Jill Moss This is the VOA Special English Development Report. Each year, millions of people in Bangladesh drink ground water that has been polluted by naturally high levels

发表于:2019-01-02 / 阅读(67) / 评论(0) 分类 VOA2003(上)-社会广角

Now, heres something you dont see every day: scientists cure color-blind monkeys. According to a report published online in the journal Nature, researchers have used gene therapy to allow color-blind squirrel monkeys to look at their fruit in a whole

发表于:2019-01-08 / 阅读(46) / 评论(0) 分类 Scientific American(九)月

Hi, its Kasey-Dee Gardner for Why? Tell Me Why? This week we received a question about baby eye color. The question was why are most babies born with blue eyes?. And I wasnt sure that was a true statement, but it is in fact a true statement. Actually

发表于:2019-01-09 / 阅读(31) / 评论(0) 分类 自然百科2009年

Sea Life Color Codes Food to Evade Danger The ocean glows with undersea life which makes its own light. These animals living on the ocean floor, beyond the reach of sunlight, have evolved this bioluminescence for camouflage, to find mates or to repel

发表于:2019-01-13 / 阅读(56) / 评论(0) 分类 VOA标准英语2012年(九月)

Kinetic artist Carlos Cruz-Diez was born and raised in Caracas, Venezuela, but has spent half of his 87 years in Paris. There he developed a worldwide following for works that challenge how we see color. His illusion-filled pieces are now on display

发表于:2019-01-14 / 阅读(38) / 评论(0) 分类 VOA标准英语2011年(二月)
学英语单词
adhering to the socialist orientation
all-round decline
anterior papillary muscle
anticontracture
aperiodic compass
areal eruption
azimuth laying reticle
Beltra, L.
Black Wolf
built-up gun
carrying a torch
central pressure
central thalamic radiations
CNPASE
community standard
cotterell
counter-radar missile
crib death
cuprotungstite
dairyhouses
depth migration
designed mine capacity
dictyosperma album
dolichurus
economic structural mode
eyeball electrode
f.p.m.
fan-in circuit
Farewell, C.
fire load
flipflops
geographical distribution
happenin'
hippocampal gyrus
hitman
hold down tabulator key
hypocholuria
id. (idem)
iliac veins
intercross
junkest
karamu
kartiks
Königreich
laced up
laser target designator (ltd)
late development
lather volume
locally ringed space
long-base multiple-blade drag
longitudinal growth
low-level jet condenser
main bulk of fuel
Makuji
Matras
meal-time
Message ID
mixed mode combination
mount palomar
noformicin
nonvisibility
North Lima
op arts
opera singers
overproduced
Oxleys
performance enhancement
peroxy-disulfuric acid
photo illuminating agent
plane trees
plant climax
poly(p-hydroxybenzoic acid)
production memory
profycy
propulsion system
PRTF
psoraldehyde
punctiforme
rag currency
release gear
rose-bengal
self-erecting batch type mixer
simple pump
smoothed dc supply
spring steering wheel
starting conditions
step-function signal
sugar paper
support to insurgency
surapati
Sus salvanius
test-body
Tolokontsevo
torque creep
two ply vacuum exhaust station
upper sewing
venerator
viscous strain
visibility code
yarmuks
zygotic embryo