旋转环盘电极

967 、 卷尺 flexiblerule;taperule 968 、 接口;界面;分界面 interface 969 、 接合 joining 970 、 接合工具 joiningtool 971 、 接地 earthing 972 、 接缝 lappedseam;seam 973 、

发表于:2018-11-29 / 阅读(185) / 评论(0) 分类 英文名句短语

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发表于:2018-12-01 / 阅读(191) / 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(186) / 评论(0) 分类 Scientific American(十二)月

发表于:2018-12-13 / 阅读(191) / 评论(0) 分类 Wee Sing For Christmas

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(148) / 评论(0) 分类 有声杂志阅读

hi,I am Carl Auzus.You are watching CNN studentnews.We have a couple of awsome things in this particular Friday.The Men's field high tiger in Texas got our social media question,right?So congratulates to them.And we have a suprise for you in today's

发表于:2018-12-24 / 阅读(147) / 评论(0) 分类 CNN2012年(四)月

Wormholesby Linda BaxterHave you ever read Carl Sagan's 1985 science fiction novel 'Contact'? Or have you seen the film of the same name starring Jodie Foster? If you have, then you will remember the scene near the end of the film, when the heroine t

发表于:2019-01-02 / 阅读(188) / 评论(0) 分类 英文杂志-Magazine

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(361) / 评论(0) 分类 60秒科学

Remembering 2001: A Space Odyssey 50 Years Later It was 50 years ago that the science fiction film 2001: A Space Odyssey opened in theaters across the United States. The film, directed by Stanley Kubrick, was based on a book by Arthur C. Clarke. The

发表于:2019-01-03 / 阅读(145) / 评论(0) 分类 2018年VOA慢速英语(七)月

Ring A Ring Of Roses a ring of roses a pocket full of posies (hot-sha hat-sha all fall down)* ring a ring of roses a pocket full of posies (hot-sha hat-sha all fall down)* the king has sent his daughter to fetch a pail of water (hot-sha hat-sha all f

发表于:2019-01-03 / 阅读(204) / 评论(0) 分类 优美儿童英语歌曲

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

[00:02.71] [00:06.33]Listen to This [00:09.68]Write the number [00:12.85]1.This computer isn't working. [00:17.24]You should turn it on first! [00:20.87]2.I want to use the Internet. [00:25.15]You should ask your parents to help you. [00:29.55]3.Is t

发表于:2019-01-09 / 阅读(281) / 评论(0) 分类 北师大版小学英语六年级上

发表于:2019-01-10 / 阅读(244) / 评论(0) 分类 Wee Sing Around the World

Angela Merkel was born in Hamburg in 1954. She became Germanys first female Chancellor and the first from communist East Germany in 2005. Forbes magazine listed her as the most powerful woman in the world in 2006 and 2007. Western media often dub her

发表于:2019-01-11 / 阅读(153) / 评论(0) 分类 世界名人简介

This is AP News Minute. A day after addressing a harsh UN General Assembly, Indias new Prime Minister Narendra Modi received sundries of receptions in New York City Sunday. He greeted crowds from a rotating stage of American square garden. In Hong Ko

发表于:2019-01-11 / 阅读(158) / 评论(0) 分类 美联社新闻一分钟2014(十)月

This is the VOA Special English Agriculture Report. Sorghum farmers in eastern Uganda, working with scientists, have tested some lower-cost ways to improve their soil. Little rain and poor soil fertility are problems in that area, as in other parts

发表于:2019-01-11 / 阅读(150) / 评论(0) 分类 VOA慢速英语2007年(六)月

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发表于:2019-01-16 / 阅读(167) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

Well, the story of the earth spin goes back all the way to the origin of the solar system, four and a half billion years ago. The solar system started out as a cloud of gas and dust. And these gas and dust clumped together to form the sun and the var

发表于:2019-01-22 / 阅读(134) / 评论(0) 分类 自然百科2009年

As the Sun Turns 太阳也在自转? Everyone knows that the earth turns. As a matter of fact, the sun turns too. Altough a lot of people don't realize it. Im not talking about being in orbit , nowthe earth definitely orbit s the sun and not the ot

发表于:2019-01-26 / 阅读(109) / 评论(0) 分类 英语听力文摘 English Digest

Todd: So, Shona, you are quite fit. You like to run. Do you like to do anything else? Shona: Yeah, actually. I like quite a lot of different sports. I like to play tennis. That is like something that I like to participate in with someone else, but al

发表于:2019-02-06 / 阅读(165) / 评论(0) 分类 原版英语对话1000个
学英语单词
academicians
admortization
amylose content of the grain
antiferromagnetic material
araw
as though one owned the place
autonomous sequential circuit
balanced armauure loudspecaker
Bartoszyce
bastard phuisn'e
Bon Accord
branded
can't imagine
cash disbursements journal
cathode ring
ceramic sponge
chess computer
cone-shaped tube
congruent integers
cornu posterius medullae spinalis
cumulus clouds
data set record format
data-set organization
discoidal division
distance apparatus
double-walled bell jar
dreamwalked
drosera rot
end run
equalization charges
Ervatamia mucronata
Falls Road
fine crush road
genetic interference
glass fiber reinforced polyester sheet
go easy on
hartia kwangtungensis chun
hidta
high resistance ground
holographic information retrieval system
hooded cloak
horizontal gallery camera
hygrotropism
ice mine
instantaneity
interdigital pilonidal sinus
interior function
interperiod allocation
isotope dilution spark source mass spectrometry
karee
laminar aluminum particle
lead circulating pump
lee anchor
loss carried forward to the next term
make a show of
master group modem
maximum rating
multilateral quota
multiple endocrine neoplasia
mylonite gneiss
Net Short
night traffic line
nonatheists
nonguitarist
normal liquid
not have the heart
nursemaiding
offensant
optical fiber devices
oracle 7
oxygen flow meter
pickled cabbage
playrights
polyimide composite
powder metallurgies
preferred vendor
presdl.
pumpkinification
quadrisects
recognition methods
recoverest
regulating screw
religious marriage
report of calibration
reverse lever latch link
shaft current protection
silver-worker
silvereth
skarn ore deposit
squirrelcage
telepest
threewhiteboots
transition metals
undershelves
vermiculation
Vievis
wavefront distortion
worksomeness
x - ray spectrum
zenith astrograph
zoglin