时间传感器

play pause stop mute unmute max volume 00:0002:36repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin. The mayor of Amatrice, which is located in central Italy

发表于:2018-12-02 / 阅读(138) / 评论(0) 分类 CNN美国有线新闻2016年8月

Actually we have secrets that can save your time and money thanks to Elisabeth Leamy who is joining us with those. Good to see you. Thank you. Home ec class is in session. This is important stuff, so lets talk whats first, laundry detergent? Yes, mos

发表于:2018-12-11 / 阅读(87) / 评论(0) 分类 访谈录2010

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Real-time information about whats happening in our bodies at the cellular level could be crucial for fighting cancer and other life-threatening conditi

发表于:2018-12-24 / 阅读(121) / 评论(0) 分类 Scientific American(十二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Electronics come in all shapes and sizesbut theres been a limit on their flexibility. Now, researchers say theyve created electronics that can be shape

发表于:2018-12-24 / 阅读(147) / 评论(0) 分类 Scientific American(十一)月

One of the most exquisite heat sensors in the worldits not in some government lab. It's in the head of a snake. The pit viper, to be specific. They're incredibly sensitive. They beat any of the synthetic counterparts, even the most expensive semicond

发表于:2018-12-24 / 阅读(108) / 评论(0) 分类 2017年Scientific American(二)月

Smart Farm Technology Tracks Behavior of Cows Artificial intelligence (AI) has arrived on the farm. A Dutch company has developed technology to follow the movements and activities of cows. The high-tech system, powered by AI and motion sensors, is ca

发表于:2019-01-03 / 阅读(89) / 评论(0) 分类 2018年VOA慢速英语(四)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. It's April 15th. Like many people around the country, you might be feeling your blood pressure rise as you deal with everyone's favorite activityfiling

发表于:2019-01-08 / 阅读(127) / 评论(0) 分类 Scientific American(四)月

1. NASA has rescheduled the launch of Atlantis for late Saturday morning. It will be the space agency's fifth attempt to get the shuttle off the ground. A malfunction ing fuel tank's sensor foil ed NA

发表于:2019-01-08 / 阅读(136) / 评论(0) 分类 美联社新闻一分钟2006

American Teenagers Making a Difference Welcome to American Mosaic from VOA Learning English. Im June Simms. Today on the show, we tell about some unusual young people who work to make a difference in the world. Most teenagers in the United States spe

发表于:2019-01-12 / 阅读(111) / 评论(0) 分类 2014年VOA慢速英语(五)月

Spanish Smart City Project Saves Time, Money 西班牙智能城市项目为人们省时省钱 WASHINGTON As life in cities worldwide becomes more hectic and more expensive, urban designers are resorting to modern technology to help citizens avoid tra

发表于:2019-01-14 / 阅读(134) / 评论(0) 分类 VOA标准英语2016年(四月)

There was a day, about 10 years ago, when I asked a friend to hold a baby dinosaur robot upside down. 大概10年前的一天,我让一个朋友头朝下地握持一个小恐龙机器人。 It was this toy called a Pleo that I had ordered, and I wa

发表于:2019-01-16 / 阅读(117) / 评论(0) 分类 TED演讲科技篇

Well, I was born with a rare visual condition called achromatopsia, which is total color blindness, 我出生在一个色彩极少的世界,世界只有明暗之分,这叫做全色盲 so I've never seen color, 所以我不知道什么是颜色, a

发表于:2019-01-18 / 阅读(104) / 评论(0) 分类 TED演讲国际问题篇

Details about Samsung's next big smartwatch have been trickling out for weeks. But now a new report gives us the most detailed look yet Samsung's next wearable. 关于三星下一代智能手表的细节已流传数周。但现下有一份新报告向我

发表于:2019-02-01 / 阅读(148) / 评论(0) 分类 阅读空间

Cat lovers of the world, rejoice! You finally have the chance to understand what your pet is saying thanks to a smart collar that can interpret feline meows and translate it into human speech. Aptly named Catterbox, the collar supposedly has a digita

发表于:2019-02-04 / 阅读(142) / 评论(0) 分类 实用英语

Rumors of a successor to Xiaomi's 2016 Mi 5 flagship smartphone have begun to heat up, but the company has cooled off any hype by announcing that it will skip Mobile World Congress this year. 虽然关于2016年小米5旗舰版后续型号的传闻越炒

发表于:2019-02-08 / 阅读(122) / 评论(0) 分类 英语新闻

Disney has announced plans to build an enormous Star Wars land marking the biggest expansion in the theme park's history. 迪士尼宣布,计划建造一个《星球大战》主题的大型园区,这将是迪士尼史上最大的园区扩张。 I

发表于:2019-02-17 / 阅读(132) / 评论(0) 分类 阅读空间

俄罗斯测试现代化的反潜机 MOSCOW, Jan. 5 (Xinhua) -- Russia's Northern Fleet will test a modernized anti-submarine aircraft, the Il-38N, which could be used in the Arctic region, a military official said Sunday. The plane has been enhanced

发表于:2019-02-18 / 阅读(90) / 评论(0) 分类 英语新闻

Reporter: Keeping track of carbohydrate intake, monitoring blood-sugar levels, and injecting insulin is a never-ending cycle for diabetics trying to stay healthy. Labs at Harvard University and MIT have realized major advances in engineering to maint

发表于:2019-02-18 / 阅读(183) / 评论(0) 分类 英语新闻

If you've ever felt threatened walking home late at night, chances are you've phoned a loved one to make sure they know you're safe. 如果你深夜步行回家时感到害怕,你极有可能向你爱的人打电话,向他们报平安。 But maki

发表于:2019-02-18 / 阅读(117) / 评论(0) 分类 阅读空间

美国《时代》周刊评选出了2013年的25项最佳发明,有些很实用:能隐身的摩天大楼、能让瘫痪者重新站立的外骨骼套装;有些很有趣:不能提神的咖啡酒、结合了两种美味的羊角甜甜圈面包。

发表于:2019-02-18 / 阅读(116) / 评论(0) 分类 实用英语
学英语单词
a-ripple
adengraphy
afferent splanchnic fibers
Agness
altitude sicknesses
amebic appendicitis
analytic system
angioprotectin
animeverses
auricularis anterior
axial-flow ventilation
basic model
beach huts
benign epithelial tumor
blue copper
bridge locking
centrotus
chromodynamic
clorafin
colloid meal
come down plump
compile and run time
coplanar cassette
dead track register
do one's sums
drystone wall
emergency session
energy-rich thioester bond
equipment trust certificates
eucentric
family branchiobdellidaes
fictitious spin quantum number
fractional excretion of sodium
gas-engine inlet valve
germier
goatskins
grinding composition
GTDed
high-speed handling
ho wang ?n
hoisting limiter
host command facility
index search
indirect lesion
internal acoustic meatus
interpretive semantics
intracavernous
Lambia
leishmaniasis infantum
light upon
Likhachëva, Mys
louver slide
low platform
maintenance pending suit
mairei
mass power
Massiac
meristic growth
metering of call
mid-ninetiess
MMS (main memory system)
Nagambie
netless
optical modulator
oral valve
Oriental Republic of Uruguay
outboard engine propulsion
paralomis dofleini
peripateic typhoid
Phaeoconchida
Pisky
pleading the baby act
practical test
principle of local action
probable candidate
rarb
reaction rim texture
reciprocal interdependence
reset attachment
Ribes sylvestre
Rome was not built in a day.
Sessions, Roger Huntington
shipyard disease
snorkeling speed
soft ice creams
spinaway
stimulus/response
straight hangs
tattva
temporoparietal aphasia
Tenticospirfer
three plate
twigginess
volkhovs
walked in
wharfe r.
wire pliers
wrap-round motor
Yarqon River
zipperline winch