[化] 堆焊焊条

morality influence undertake bonus excess vault pudding howl move thigh enterprise icy melody tribute intelligible hurl cavity portray cordial conscientious quantify electrode nose cite

发表于:2018-12-01 / 阅读(125) / 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(131) / 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(98) / 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(297) / 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(102) / 评论(0) 分类 Scientific American(八)月

By Patricia Nunan Srinagar 12 April 2006 Following nearly six decades of tension and fighting between India and Pakistan over Kashmir, some of the troubled region's leaders are looking for new ways to

发表于:2019-01-31 / 阅读(127) / 评论(0) 分类 2006年VOA标准英语(四月)
学英语单词
abies delavayi franch.
adoyle
allanson
approximation to distribution
arteria infraorbitaliss
Bad excuse is worse than none at all .
banked-up water
be found at
be rotten
Beauregard, Pierre Gustave Toutant
Bell Bay
bemuse
Bir Mezoui
Braccio da Montone
caked kidney
Camp Fire Girls
carham
cassette loading
Chloranthus glaber
compareson
compressive state
continuous discrete hybrid system model
contremble
coverage bias
dampness-eliminating (method)
dedicated autonomous unit
deodourants
double acting damper
el bayadh (geryville)
employee-leasing
emulation programming
entrusted organization
Essershausen
eurystomatous
exultingly
flat span
float water-level indicator
frostnip
funboy
galerucella
germ bread
getcolor
Gorodetskoye
Hawking, Stephen
heifetzs
Hollerith, Herman
import specification list
interrater reliability
keramite (mullite)
Langhans' layer
linen scroll
LIST DEVICES
little Neddies
Lord Great Chamberlain (of England)
mail-outs
Mare Imbrium
microfleeces
narial cosmesis
nose bleeds
nutrition
open-beam
overrun brake
pals
pervertive
photographic intelligence
platinumsmith
plumpnesses
poderes
post deflection acceleration
preussag
prudential factor
publicservice
push-chairs
raw gravity
reboiler condenser
rhomboclase
Rishā', Wādī ar
Rosario de la Frontera
rudenture
seeped
serial, word
sip at
speech understanding
stress bolt
sulfoforms
superlatively
supplementary unemployment benefit
teamers
thermite bomb
transposed transmission line
triangular operation
tropirine
unsaturated gain
vertical feed screw
visuosensory area
vivary
window property
wooddall
xenovitality
zeds
zoogloeal