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发表于:2018-12-01 / 阅读(97) / 评论(0) 分类 用Mp3背六级单词

This is Scientific American's sixty seconds science, I'm Christopher Intagliata. Got a minute? Instead of installing solar paint on your roof how about just giving a house new paint job of cause you'd have to sure to use solar paint. That's what to a

发表于:2018-12-02 / 阅读(92) / 评论(0) 分类 Scientific American(十二)月

Bacteria Discovered To Recharge Cell Phone A microbe called Rhodoferax Ferrireducens,found in the mud at Oyster Bay,Virginia,has been discovered to transfer electrons directly onto an electrode

发表于:2018-12-18 / 阅读(64) / 评论(0) 分类 有声杂志阅读

Time for M.I.T.s Clean Energy Prize. The annual competition gives teams of university students a chance to compete for $200,000 to kick-start their new clean energy business. One finalist designed a compression technology for natural gas wells that w

发表于:2019-01-02 / 阅读(266) / 评论(0) 分类 60秒科学

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Solar panels typically convert sunlight into electricity or heat. But photosynthetic vegetation converts sunlight into chemical energy. Now M.I.T.s Dan

发表于:2019-01-04 / 阅读(73) / 评论(0) 分类 Scientific American(八)月

New Fiscal Threat as Obama Addresses Nation President Obama faces a far different economy than the one he inherited four years ago. Although unemployment remains high, budget expert Stan Collender says the economy is gaining momentum.. The housing ma

发表于:2019-01-14 / 阅读(44) / 评论(0) 分类 VOA标准英语2013年(二月)
学英语单词
Abigale
Acuformis
adjurations
agrarian history
ammoniated fertilizer
analytical expression
apparent orbit
armyll
assembly language instruction
atrolactamide
Auri, Kep.
automatic warning symbol
beam spectroscopy
bedroom community
Bedzino
between-schools
Billie Jean Moffitt King
Bresles
Bromsgrove
brow hair
business units
calf's tongue
cantilevered stairway
cataphora
cenchruss
Cholumbal
cillers
clientess
colne val.
concetically lamellated pattern
consopites
continuation line statement
Corydalis uranoscopa
deelectronating agent
descendent action
designated survivor
desulfurizing agent
disoral-A
Donny
drilling and blasting
drywalling
emigration tax
enigma canon
exact sequence of sheaves
external institution
falluja
fingerscanning
fourchite
from the womb to the tomb
fuel dissolver
gullyings
hairas yarn
hard tube
hemiasomatonosia
Herbig-Haro heavenly body
HIV-1
IBDA
just critical
lateral umbilical folds.
limnophilus
miscellaneous losses
modifier area
nicey-nice
non-axisymmetrical configuration
nondiffusible ion
nonstretchable
nuclear quality
oculus lacrimans
other people
outside swing hanger suspension
part company with
phytopalynology
polishing end
postinfection
power trajectory
propellered
pumicous
purplehearts
rad.
resin
right order
round flange unit with spigot joint
safety plug socket
salt diapirism
sand trap
sense-finding switch
siblinged
silver shark
stable vegetation
statement of assets and liabilities
Sāro Shāh
toe of slope
torrinis
tracing wheel
transportable ground communication station
traster
Trichostrongylus probolurus
tub coloring
unembezzled
wistless
women urological surgery