碳奈米管生物组合电极

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

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Asbestos increases the risk for certain cancers. The fibers are thought to do so by skewering cells, setting off chemical reactions that lead to inflammation,

发表于:2018-12-24 / 阅读(69) / 评论(0) 分类 Scientific American(九)月

How many times has your mother told you to turn off the lights when you leave a room, or to close the fridge door while you decide what to eat. Well, climatologists are on her side. Because according to a study in the Proceedings of the National Acad

发表于:2018-12-24 / 阅读(39) / 评论(0) 分类 Scientific American(十)月

How likely that technology will destroy those who invented it? The Drake Equation doesn’t exactly narrow the field. Depending on the variables, the number of intelligent civilizations could be zero

发表于:2019-01-02 / 阅读(117) / 评论(0) 分类 寻访外星人

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

Volunteers Help Scientists in Search for Cheap Solar Cells Most of today's solar cells are silicone-based and their manufacture requires sophisticated machinery and expertise. An average home in the United States uses between 20 and 24 kilowatt hours

发表于:2019-01-14 / 阅读(42) / 评论(0) 分类 VOA标准英语2013年(七月)
学英语单词
abrupt textural change
acquired-distinctiveness
air curtain method
alveoloschisis
an-hand
analytic percent
appletrees
arrival condition
astasia-abasia
average shortfall
axiology of technology
axis of inflow
Black Shirt
blood-poisoning
bocht
botulotoxin
brass shell
brick carving
bulk oil tank
catatasis
cheat sth out of sb
Chimonobambusa quadrangularis
chintse
claviature
condecend
conducting liquid
cross-over region
cultural interference
cyclolyt
depth alongside
dereliction of territory
Diplacanthoidei
dressing chamber
dups
DX-8951f
embryones
engraffments
entrenched provisions
equivalent continuous duty
Gawain
halycon
hold one's ear to the ground
ice locker
inbound
intervalley-transfer mechanism
intracavity scanning
joint venture with Chinese and foreign investment
Khalkhas
lacrosselike
Lobinin
maillers
make a personal irrigation
maneuvering signal
micf
multimodous
orchideal
Oseka
polycyclic tectonics
portable clinometer
power slips
preachified
presacral vertebra
prodromitid
radiation-resistance
rain precipitation
re-model
recycled coagulant
rent-seekings
residents taxpayer
rubberiest
run past
schaible
screw augur
seimograph
seminar room
Serbo
side car frame brace clamp
sleepless
sleeve link
smooths over
spade-foots
standard knee
subaggregate
subashes
superior cerebellar artery
supersinger
switchhook
symmetric component
symmetric list
synoptic (weather) observation
terres
tetragonal tetartohedral class
tiarinia cornigera
TightVNC
tokyopop
tower mustard
travelling time
vanderlinden
waikapuna b.
Women's Army Corps
yangtze river
yard apes