[计] 印制电路板

The theory of plate tectonics describes the motions of the lithosphere, the comparatively rigid outer layer of the Earth that includes all the crust and part of the underlying mantle. The lithosphere(

发表于:2018-12-01 / 阅读(170) / 评论(0) 分类 新东方背诵文选

SCIENCE IN THE NEWS - Plate Tectonics By Marilyn Christiano Broadcast: Tuesday, February 17, 2004 (THEME) VOICE ONE: This is Science in the News, in VOA Special English. I'm Sarah Long. Graphic Image

发表于:2018-12-07 / 阅读(96) / 评论(0) 分类 科技之光

VOICE ONE: Welcome to THIS IS AMERICA in VOA Special English. I'm Bob Doughty. And I'm Barbara Klein. Today on our program, we visit the Bureau of Engraving and Printing in Washington, D.C. to learn about how American dollars are made. Last year, th

发表于:2018-12-07 / 阅读(92) / 评论(0) 分类 VOA慢速英语2008年(九)月

The theory of plate tectonics describes the motions of the lithosphere, the comparatively rigid outer layer of the Earth that includes all the crust and part of the underlying mantle. The lithosphere(n.[地]岩石圈)is divided into a few dozen plates o

发表于:2018-12-08 / 阅读(436) / 评论(0) 分类 新概念优美背诵短文50篇

If you want a job that carries prestige, look down the block to the nearest firehouse. Firefighters ranked as the most prestigious occupation according to the latest Harris Interactive Poll. Almost tw

发表于:2018-12-11 / 阅读(58) / 评论(0) 分类 万花筒2006年

[00:00.00]MODULE 4Great inventions [00:03.69]模块四伟大的发明 [00:07.38]Unit 1Paper and printing havebeen used for ages. [00:10.07]第一单元纸和印刷术的应用已很长时间了 [00:12.75]Listening and vocabulary2 Listen and check the

发表于:2018-12-17 / 阅读(86) / 评论(0) 分类 新标准初中英语第五册

24.How do you want to send it? 24.您想怎么寄? 25.By regular mail? 25.寄普通邮件? 26.Do you wish to send it by air mail? 26.你要寄航空邮件吗? 27.Where would you like to send it? 27.您要寄到哪里? 28.Be sure to put down t

发表于:2018-12-29 / 阅读(61) / 评论(0) 分类 实境旅游英语

He picks up his fork. He picks up his spoon. He hits the plate with his fork. He hits the plate with his spoon. His mom says Stop. He stops. His mom puts a carrot on the plate. He looks at the carrot. He picks up the spoon. He hits the carrot with th

发表于:2018-12-31 / 阅读(180) / 评论(0) 分类 儿童英语小故事

今天还是要继续讲两个在大选期间新闻界常用来报道选战形势的习惯用语。你知道哪一种运动是美国人日常用语最丰富的源泉呢?是美国最风行的球类运动:棒球。今天要说的两个习惯用语都

发表于:2019-01-09 / 阅读(145) / 评论(0) 分类 美国习惯用语

在美国每年棒球季节的第一场比赛相当于春天来临的信息。说真的,这一百多年来最得美国大众青睐的运动就是棒球,而棒球运动也成了习惯用语的丰富来源。我们今天就专讲一些出自棒球运

发表于:2019-01-09 / 阅读(141) / 评论(0) 分类 美国习惯用语

[ti:UNIT 4 Look into Science! Lesson 28: Fill My Plate] [0:00.567]UNIT 4 第四单元 [0:02.629]Look into Science! 走进科学! [0:04.999]Lesson 28: 第28课: [0:07.524]Fill My Plate 把我的盘子装满 [0:15.770]It's time for lunch! 该吃午饭

发表于:2019-01-09 / 阅读(210) / 评论(0) 分类 河北教育初中英语(初中起点)八年级下册

SCIENCE IN THE NEWS - The Moving Story of Plate Tectonics FAITH LAPIDUS: This is SCIENCE IN THE NEWS, in VOA Special English. Im Faith Lapidus. BOB DOUGHTY: And Im Bob Doughty. Scientists who study the Earth tell us the continents and ocean floors ar

发表于:2019-01-12 / 阅读(97) / 评论(0) 分类 2012年VOA慢速英语(一)月

BARBARA KLEIN: Welcome to THIS IS AMERICA in VOA Special English. I'm Barbara Klein. STEVE EMBER: And Im Steve Ember. Today on our program, we visit the Bureau of Engraving and Printing in Washington, D.C. to hear how American dollars are made. In tw

发表于:2019-01-12 / 阅读(61) / 评论(0) 分类 2010年VOA慢速英语(十一)月

SCOTT SIMON, HOST: Three-D printers are being used these days to make all kinds of things - jewelry, artwork, or even guns. Now, scientists have used a 3-D printer to create a functioning mouse ovary. Yes. NPR's Rob Stein explains. ROB STEIN, BYLINE:

发表于:2019-01-17 / 阅读(60) / 评论(0) 分类 2017年NPR美国国家公共电台5月

What are your top five favorite songs right now? 你现在最喜欢的五个歌曲是什么 All right, well first of all, I'mma say, 可以了,我们首先的,我在说, you know what I'm saying, I'm the only dude up here right now. 你知道我在

发表于:2019-01-18 / 阅读(53) / 评论(0) 分类 TED演讲娱乐篇

BUENOS AIRES, May 24 (Xinhua) -- Ubaldo Fillol, the coach for goalkeepers of the Argentine soccer club River Plate resigned his post on Tuesday following a public fallout after an incident with goalkeeper Juan Pablo Carrizo. I do not forgive these ki

发表于:2019-02-08 / 阅读(132) / 评论(0) 分类 英语新闻

Unit 5 memorandum Conversation 1 第五单元 备忘录 会话 1 A:Can you tell me the differences between a letter and a memorandum ,Miss Zhong? A:你能告诉我信函和便函有什么区别吗,钟小姐? B:Certainly.A letter must be sent out

发表于:2019-02-08 / 阅读(116) / 评论(0) 分类 巧嘴秘书情景对话

fair game 准许捕猎的猎物;可据理加以抨击的对象 你要是想game在这里是指游戏的话,那你就错了。Game在这里指的是打猎的人要打的动物,也就是猎物。 Fair game就是由于正当理由而成为追踪、袭

发表于:2019-02-18 / 阅读(62) / 评论(0) 分类 实用英语

Bill, Bob, and Ben were talking about their wives. Bill said, My wife is the world's biggest complainer. She complains about everything. If I leave a speck of toothpaste in the bathroom sink, she complains. If I wait too long to take out the trash, s

发表于:2019-02-22 / 阅读(61) / 评论(0) 分类 英文短篇故事(纽约)

Science and technology 科学技术 3D manufacturing 3D制造 Print me a phone 给我打印一部电话 New techniques to embed electronics into products 新技术直接把电子元件嵌入产品中 OPEN up any electronic device and inside there are

发表于:2019-02-24 / 阅读(246) / 评论(0) 分类 经济学人科技系列
学英语单词
After-regeneration
akarit
anomalistic magnetic variation
arheism
atf oil
austausch coefficient (austausch)
B-MOPP
bill day
black drawing
Briggsia longicaulis
Caribbean Sea
charger
chlorocruorin
cock-a-bill
coloured scenery picture
cost of quality
cuff applying forceps
d)
Delaborne
dipping acid
distune
doubling of tones
end of the period
engineery
ethylene oxidation
exon trapping
fighting load
fine mica cloth
fosphenytoin
fulcrum pin washer
fungal pneumonia
guerrilla
hand-kept
hew to the line
hull penetration plan
hybrid multi-shock shield
hydrant
impostery
incensial
industrial consumer goods
inert support
input sequence
iones
It all depends
jig machine
Kelwood
line filling
lyre of fornix
Maisonneuve fracture
mandles
medical colour TV van
mellowingly
mietkasernes
mode chart
moral economy
motor-wagon
multispeed transmission
nomade
non flowing character
ocean floor
on line refuelling
optical fiber tensile strength
peacefulness
photographic recording
pipes of peace
plunger type clay gun
pop sb up
Porphyrobacter
positive-definite
presidential candidate
pressure hull
quinazolinyl
rami mammarii laterales
rate of change
re-organisation
registrar
Reichmann's rod
reticulo-angioma
rib and truck parrel
RR (repetition rate)
school edition
selenocarbonyl
self analysis
shrink head
single-collar thrust bearing
singstress
slumism
smart phones
stepped round nose pliers
sub-microns
sunheat
surcharge on each mu of land
ten-strike
toss for
trash closet
trichmonad
twin sideband
Ubraye
unsnatch
vertical combinations
vetoing
warm language