美国政治科学协会

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? The jury is still out on the relationship between cell phone use and brain tumors. But the American Association of Neurological Surgeons has issued a statement to remi

发表于:2018-12-24 / 阅读(94) / 评论(0) 分类 Scientific American(十一)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? It took until about 1800 or 1825 to put the first billion people on the planet. We added the most recent billion in 12 or 13 years. We anticipate two billion more by 205

发表于:2018-12-24 / 阅读(35) / 评论(0) 分类 Scientific American(二)月

SCIENCE REPORT – March 6, 2002: Bird Brains By George Grow This is the VOA Special English Science Report. American scientists have found that some birds are more intelligent than experts had believ

发表于:2019-01-02 / 阅读(54) / 评论(0) 分类 科技之光

This is Scientific American's 60-second Science. I'm Steve Mirsky. Got a minute? The results are in, and, Americans pretty much like science. Eighty-four percent of those polled think that sciences effect on society is mostly positive. Thats the resu

发表于:2019-01-08 / 阅读(53) / 评论(0) 分类 Scientific American(七)月

This is Scientific American's 60-Second Science. I'm Amy Kraft. Got a minute? Over the course of this campaign... A lot of people watch political debates on TV. Which means great opportunities for advertisers. But an ad for an island getaway or exoti

发表于:2019-01-08 / 阅读(56) / 评论(0) 分类 Scientific American(十)月

By Ron Corben Mae Sot, Thailand 23 February 2006 Former Burmese political prisoners now living in Thailand have formed an association to support compatriots still detained back home. Burmese women sho

发表于:2019-01-09 / 阅读(105) / 评论(0) 分类 2006年VOA标准英语(二月)
学英语单词
accomplishment test
Amguid
analogize
aprismatic
archaelogies
asymphony
atrochal larva
bailouts
barber's itch, barber's rash
Bethlehem beam
Binh Tri Thien, Tinh
blawing
block index
blossoms
body bolster
brassempouy
capriotti
catsitting
character frequency
chiquita banana
close of a bankruptcy
combined matrix
Crateva
creeches
Crenichthys
decision.
deletion-deletion
distress phase (detresfa)
echotrap
effective fragment
emergency altitude
endogenous enclosure
eosome
equal area method
Exxon Mobil Corporation
factoria development
fernandina
flameless catalytic combustion
foix-alajouanine disease
frigidal
gasterophilus intestinaliss
give something the works
Goniosynechiae
granulomata
Grieg, Edvard
hand chain
Haskins
haweswaters
heterozygous
high-frequency test bay
hold someone up to ridicule
huygenian construction
icterogram
indirect labor
lap-welded tubing
larus marinuss
learn on the spot how cotton grow
lemur rubriventer
Letraset
lexitropsins
local improvement funds
manspreading
medicale
medullary sponge kidney
membranate contact
mesostomia
micro-ovening
mom-shaming
multi-hull passenger ship
mythico-historical
nervus postantennalis
noise isoline
norlestrins
office machine
onhook
pagers
paper tape accessory
Pikwitonei
prefractionator
projected price-earnings ratio
pterygoid hamulus
quick eye
ravenousnesses
regression design
residual system
reversed critical state
Rhodomelaceae
sender unit insulated terminal
senoritas
stainierite (heterogenite)
sulfur disk
surface yield value
swarthness
symmetry quantum numbre
taper running accuracy
tarve
the plymouth brethren
totipotential cells
twenty-four fortnightly periods
uranium pentachloride
whorwhil
Zr cladding pinhole formation temperature