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发表于:2018-12-01 / 阅读(184) / 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(178) / 评论(0) 分类 Scientific American(十二)月

The next morning it was raining very hard. The sky was filled with black clouds. Its teeming, said Rory. Its pouring, said Benny. We cant play outdoors very well. Thats OK, Rory said. We can work some more on our telegraph. As the boys worked, Rory h

发表于:2018-12-06 / 阅读(142) / 评论(0) 分类 17 Mystery Behind the Wall

Brooke was pulled out of the line at LAX because bells rang as she walked through the airport metal detector. Young and pretty, Brooke had body piercings in her nose, tongue, eyebrows, and ears. Brooke was escorted to a private room by Cher, a female

发表于:2018-12-11 / 阅读(156) / 评论(0) 分类 365个英语简短小故事

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(139) / 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(353) / 评论(0) 分类 60秒科学

589 、 受迫振动 forcedvibration 590 、 受迫振荡 forcedoscillation 591 、 和谐 harmony 592 、 周转齿轮;行星齿轮 epicyclicgear 593 、 固定夹;台夹 benchholdfast 594 、 固定

发表于:2019-01-03 / 阅读(142) / 评论(0) 分类 英文名句短语

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(158) / 评论(0) 分类 Scientific American(八)月

Listen to the dialogues and check the tools they mentioned. 英语对话1 A:What kind of tool do you need for loosening the bolt? B:A wrench would be helpful. 英语对话2 A:What do you need for pulling the nail out? B:I need pliers. 英语对话3 A

发表于:2019-02-17 / 阅读(153) / 评论(0) 分类 英语听力练习题
学英语单词
accurate thermometry
adhesive inflammation
affeerer
agamohermaphroditism
Albright's syndrome
amniotic fluid embolism
atmosphere laser
auxotrophic(ryan & lederberg 1946
axial ampere turn
Baranyy's symptom
be out on your ear
better-quality
beyo
binary-state variable
birazon
bolometric voltage standard
bore into
bowen
brekkie
carpometacarpal joint of thumb
charles andre joseph marie de gaulles
coenobiosis
colopene
continuous bid/offer auction
Courcemont
Davagna
decoctum arecae
desert roses
didymoum chloride
differentiated filament yarn
dolomitic limestone
dv
eddy-current tube test
elastic lip
elevating work platform
engagement to marry
f hole
fingerprint method
fizz
fossilises
genus acrocomias
genus Gardenia
geographical distribution
glystery
go near
governmental accounting
Helmholtz flow
horse-house
hybrid technology
lactarius subzonarius
leading-out terminal
leathers
leg of a fillet weld
linotypecast
low latency
magnetologic
momentum of waves
mountain laurel
muscular Christianity
NaOH solution circulating pump
neubauer
Nidderdale
notarily
obscene and indecent articles
optical fiber accelerometer
pallet tier
passivating solution
penalver
peritrichal
photo-interpretation
plantspersons
plasma squeezing
polypedilum sauteri
process timer
prowl cars
pulse modulation,PM
re draft
recalcitrations
rectoscopy
red core
reference measurement
resurgent cauldron
ringing machine
Roth's syndrome
Salonta
scientific research personnel
sound takeoff
ST_size-and-quantity_masses-and-large-amounts-of-things
sub-chelate
suberiform
super water proof multi-coated lens
test of science concepts
Thompson machine
throw a wrench in
to lock up
troina
unit-contactor type
valve-rocker lever
vibratory chip screen
wind generated wave
yemima