声表面波换能器

1) Entrepreneurs are spending millions to create for-profit universities of the Internet, and the smart money is betting that by the time your middle schoolers go off to college, they may not really g

发表于:2018-11-28 / 阅读(192) / 评论(0) 分类 疯狂英语2002年

Windows Vex Bats' Echolocating Abilities 干扰蝙蝠回声定位的烦人窗 Just as humans understand the shape of our surroundings by how light reflects off objects, bats use reflections of sounds they produce insteadwhats called echolocation. But

发表于:2018-12-02 / 阅读(134) / 评论(0) 分类 2017年Scientific American(九)月

Catchawaveandyouresittin Ontopoftheworld Dontbeafraidtotrythegreatest Sportaround (Catchawave,catchawavenow) Thosewhodontjusthaveto Putitdown Youpaddleoutturnaroundandraise Andbaby Thatsallthereistothe Coastlinecraze Catchawaveandyouresittin Ontopoft

发表于:2018-12-06 / 阅读(124) / 评论(0) 分类 美国 Kidsongs 英语儿童歌曲

Jack plunched down into thesea, the water was freezing cold, hepumped back up to the surface, choaking and coughing, the lifevest kept Jack closed, but the waves kept hammering at him. Help! Jack shouted. Thought to the twenty foot tiger shark, andmy

发表于:2018-12-10 / 阅读(141) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 long [ lCN ] I longed for a bicycle. v

发表于:2018-12-30 / 阅读(179) / 评论(0) 分类 每日攻克5词

CatchAWave Catchawaveandyouresittin Ontopoftheworld Dontbeafraidtotrythegreatest Sportaround (Catchawave,catchawavenow) Thosewhodontjusthaveto Putitdown Youpaddleoutturnaroundandraise Andbaby Thatsallthereistothe Coastlinecraze Catchawaveandyouresitt

发表于:2018-12-31 / 阅读(199) / 评论(0) 分类 美国 Kidsongs 英语儿童歌曲

China's weather observatory has issued a blue alert for a cold wave in the coming two days that will sweep central and east China. The National Meteorological Center forecasts sharp temperature drops of up to 10 degrees Celsius and heavy wind to Inne

发表于:2019-01-05 / 阅读(165) / 评论(0) 分类 cctv9英语新闻2015年

今天我们要学的词是heat wave。 Heat wave, 热浪,高温天气。 A heat wave is sweeping the Northeastern region of the United States, 美国东北部地区普遍出现高温天气。 The heat wave could be a record-breaker, 这次高温天气

发表于:2019-01-07 / 阅读(161) / 评论(0) 分类 英语单词荟萃

今天我们要学的词是heat wave。 Heat wave, 热浪,高温天气。 A heat wave is sweeping the Northeastern region of the United States, 美国东北部地区普遍出现高温天气。 The heat wave could be a record-breaker, 这次高温天气

发表于:2019-01-07 / 阅读(162) / 评论(0) 分类 英语每日一词

Chris Hillman Edward Pederson's At Edwards BarnChris Hillman and Herb Pedersen had bluegrass in common when they met as teenagers in Los Angeles back in the early '60s, but the two didn't make much music together until years later. Hillman first came

发表于:2019-01-13 / 阅读(126) / 评论(0) 分类 VOA标准英语2010年(十二)月

MICHEL MARTIN, HOST: Let's talk midterm elections now. The enthusiasm of Democrats is a major force shaping this year's crop of candidates. Among the results of a newly energized Democratic Party, far more women are running and expected to run in thi

发表于:2019-01-16 / 阅读(186) / 评论(0) 分类 2018年NPR美国国家公共电台3月

LOURDES GARCIA-NAVARRO, HOST: If you're familiar with the band Disturbed, you're probably used to hearing them sound like this. (SOUNDBITE OF DISTURBED SONG, INSIDE THE FIRE) GARCIA-NAVARRO: But last year, the band softened its sound when they covere

发表于:2019-01-16 / 阅读(131) / 评论(0) 分类 2017年NPR美国国家公共电台1月

By Liu Enming San Francisco, California 04 September 2007 Pipe picks up sounds created by waves At the tip of a tiny peninsula near San Francisco, California's Golden Gate Bridge stands the Wave Organ, a work of art that allows people to listen to mu

发表于:2019-01-20 / 阅读(176) / 评论(0) 分类 2007年VOA标准英语(九月)

Science and Technology Three-dimensional printing An image of the future 科技 3D印刷 印刷未来 One of the biggest manufacturers in the world gives 3D printing a go 世界龙头机器制造商用3D印刷术进行了一次格外成功的应用 U

发表于:2019-01-26 / 阅读(138) / 评论(0) 分类 经济学人科技系列

Science and technology 科学技术 Three-dimensional printing 3D印刷 An image of the future 印刷未来 One of the biggest manufacturers in the world gives 3D printing a go 世界龙头机器制造商用3D印刷术进行了一次格外成功的应用

发表于:2019-02-06 / 阅读(122) / 评论(0) 分类 经济学人科技系列

Just as humans understand the shape of oursurroundings by how light reflects off objects, batsuse reflections of sounds they produce insteadwhat's called echolocation. But despite theirexcellent sensing abilities, one type of obstaclevexes the animal

发表于:2019-02-14 / 阅读(114) / 评论(0) 分类 2018年科学美国人1月

The Way It Goes (Acoustic) - Passenger One man's home is another man's journey Stars shine late and the sun shines early One man's straight and another man's curly It's just the way it goes One man's trash is another man's treasure Rummaging around i

发表于:2019-02-18 / 阅读(131) / 评论(0) 分类 英文摇滚歌曲

Chinese scientists have announced a gravitational wave research plan they're dubbing Taiji. The Chinese Academy of Sciences says their research plans will be finalized later this year. Academy member Wu Yueliang says their research will focus on low

发表于:2019-02-21 / 阅读(138) / 评论(0) 分类 2016CRI中国国际广播电台

Those waves hitting the sand actually begin far out at sea. And it doesnt take much to get them going. A little wind will do the trick. First the wind blows over the surface of the water, generating the little ripples you can see just by blowing acro

发表于:2019-02-23 / 阅读(112) / 评论(0) 分类 英语时差8,16

Sunrise... sunset One day I just can't forget. I follow you... you follow me We left footprints on the beach... You're so wrong... you're so right I can see us bathing in the moonlight Can you... can you... see... see it... see it too? (This is what

发表于:2019-03-04 / 阅读(250) / 评论(0) 分类 节奏布鲁斯
学英语单词
adoption of report
Andre Gide
antwone
arils
assignment test
austrohungarian
be consumed with
black poison
Bolognini's symptom
brakeweight
bubblecaps
butkevicius
cephal
cinetonucleus
circulation loop
Cittaducale
coalhouses
colour look up table
composite reserve unit
concretisms
copper powder washing
coronarography
cost approach
course selection
crude bone meal
cuffed brim hat
curves of equal horizontal magnetic force
darents
E-Z system
enpowder
equation of strain compatibility
Erb's phenomenon
extended reed-solomon code
F-11
f-worded
fallen snow
fat-
fell out of use
femocratic
foot of water
Foot-Drop
form bubbles
framed dome
fucosylated
fuel unit
galapectite
geographical botany
geometric approximation
group diffusion
hewwo
incisal protrusion
integrating kindergartens and nursery schools
inudation
jackknife
joint lives
kickstarted
Kölük
laricariidaes
level filler
light seeking device
Litten's diaphragm phenomenon
mailing list program
main flow orifice plate
maisonettes
Majiayiao type pottery
management priority code
mega-media
millennium cult
molecular programming
most important conditions for the growth of plants
moving-coil hydrophone
nasiobregmatic
new grammar
nigorobunas
null tensor
oceanic mineral resources
orthodoxly
Ostericum scaberulum
pale turquoise
perrest
Phoenix hanceana var. formosana
pitch-boat
power of cardinal number
prime rib
pulse polarity selector
quartisternal
random flight
regular smooth atmospherics
reminiscer
riepe
rod-bendings
Sankt Joachimsthal
self annealing
semiparametric estimation
Shellen
significant correlation
tangent force
Tapuria
terebinthene
tha uthen (mueang tha uthen)
wised up