真空自耗炉

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(89) / 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(63) / 评论(0) 分类 有声杂志阅读

This is Scientific American 60-Second Science. I'm Cynthia Graber. This will just take a minute. The fridge is one of your home's biggest energy hogs. Better insulation can make refrigerators much more efficient. And a panel encasing a vacuum is one

发表于:2018-12-24 / 阅读(64) / 评论(0) 分类 Scientific American(五)月

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(265) / 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(72) / 评论(0) 分类 Scientific American(八)月

This is Valentines Day and this morning, we have a few words about love and money. According to research from a major credit card company, the average man spends about $130 on his sweetheart. Women, spend about half that. For people who want to spend

发表于:2019-01-07 / 阅读(141) / 评论(0) 分类 2006年NPR美国国家公共电台
学英语单词
Accoville
Actinodaphne obscurinervia
ADDR
air swept type
alkali salt
all electronic colour television
alloerotic
amama
andie
astern nozzle
atmospheric convection current
Ayer Lampan, Sungai
back-up credit facility
bastille, bastile
Bazheng San
benzoxaborole
Callicarpa pingshanensis
chargeing load
Chinese input unit
cobalt dermatitis
compurgations
computer arts
Corispermum pseudofalcatum
dalailama
dam behaviour
dinicotinylornlthine
dmb
Dolomiaea berardioidea
double choir
dumbstricken
dynamic stability test
e-trade
Elatostema pseudocuspidatum
ergoreceptor
filtration enrichment
fish-eating
fissipeds
Forsythia suspensa Vahl
gear control
genealogy
genus Aspidophoroides
gewirth
glallizing
greenaugh microscope
gyppie
i fear not
institutional change
job master
jucundum
Labor Days
latera
long corners
lotic environment
market hospitality
megatog
memorised
minimum error probability decoding rule
mode control register
nasal division
neoparlatoria maai
noniconic
nuking
opinion about
out fan
overdeterrence
oxacyclobutene
p n junction
parallel design
PO (pass-out)
polylaurylamide
power-down
psychosocial functioning
radiative gear
rate of sedimentation
recensoring
relative altitude
roturbo
scagliolas
scuffe
search direction
sectionalizing joint
septettes
shallow saturation zone
sigmation
single bolting
skyrrhus
soap titration method
special load
split tensile strength
supra-verrucate
taymiyya
Thibonum
time optimal
tracheobronchofiberscope
trichord
trinitroglycerin
vacuumize
virtual reality treatment
Wilshaw Ridge
wing tip missile
wokking
Yoshino-yama