【控制系统】射频传感器

VOA标准英语2018--特朗普宣布关闭美国电波钟

WHITE HOUSE President Donald Trumps administration wants to shut down U.S. government radio stations that announce official time, a service in operation since World War II. WWV and WWVB in the state of Colorado and WWVH on the island of Kauai in the

发表于:2018-12-01 / 阅读(275) / 评论(0)

VOA标准英语2018年(九月)

英语听力—环球英语 1438 The Fire Beetle

Voice 1 Thank you for joining us for Spotlight! Im Ryan Geertsma. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Fires like this

发表于:2018-12-19 / 阅读(277) / 评论(0)

环球英语 Spotlight

英语听力—环球英语 1333 Hearing Mysterious Infrasound

Voice 1 Welcome to Spotlight. Im Liz Waid. Voice 2 And Im Ryan Geertsma. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 What can this music do to your s

发表于:2018-12-19 / 阅读(240) / 评论(0)

环球英语 Spotlight

SSS 2008-12-18

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(286) / 评论(0)

Scientific American(十二)月

SSS 2008-11-25

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(328) / 评论(0)

Scientific American(十一)月

科学美国人60秒 SSS Heat Sensor Has Snaky Sensitivity

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(270) / 评论(0)

2017年Scientific American(二)月

英语笑话听力+文本：AM radio 调幅收音机

Iknewaguywhoplayedhisradioonlyinthemorning. Whensomeoneaskedhimwhy ， hereplied,ThisisanAMradio. Notes: 1.Iknewaguywhoplayedhisradioonlyinthemorning. 我认识一个人，他只在早上收听广播。 2.Whensomeoneaskedhimwhy ， hereplied,Thisisan

发表于:2018-12-26 / 阅读(260) / 评论(0)

英语笑话（MP3+文本）

Norway to End FM Radio Broadcasts

On January 11, Norway became the first country to begin turning off signals from its FM radio network. The Norwegian stations will instead use only digital audio broadcasting, called DAB. FM, or frequency modulation, radio stations have been in opera

发表于:2019-01-02 / 阅读(361) / 评论(0)

2017年VOA慢速英语(一)月

VOA慢速英语2018--US Timekeeping Stations Might Go Silent

Three radio stations in the United States mainly broadcast one thing: the official time. The three are radio stations WWV and WWVB, in the state of Colorado, and WWVH, on the island of Kauai in Hawaii. They send out signals that are used by millions

发表于:2019-01-03 / 阅读(281) / 评论(0)

2018年VOA慢速英语(九)月

SSS 2009-04-15

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(301) / 评论(0)

Scientific American(四)月

可以帮助农民干活的机器人

Robot Can Help With Farm Work 可以帮助农民干活的机器人 In the American state of Idaho, a robot moves between lines of fruit trees and grapevines. It is doing farm work. Called IdaBot, this robot is a prototype, or model. An engineering te

发表于:2019-01-12 / 阅读(622) / 评论(0)

2016年VOA慢速英语(十一)月

TED演讲:我们为什么会对机器人有感情(1)

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(307) / 评论(0)

TED演讲科技篇

TED演讲:听到的色彩(1)

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(317) / 评论(0)

TED演讲国际问题篇

环球英语 — 33： Listener Mail 73

Voice 1 Hello. Im Rachel Hobson. Voice 2 And Im Mike Procter. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Welcome to our li

发表于:2019-01-19 / 阅读(288) / 评论(0)

环球英语 Spotlight

重磅！三星推出新款智能手表Gear A

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(317) / 评论(0)

阅读空间

智能项圈助你听懂猫语

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(312) / 评论(0)

实用英语

小米将不会参加全球移动大会旗舰小米6延期发布

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(288) / 评论(0)

英语新闻

俄罗斯测试现代化的反潜机

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(234) / 评论(0)

英语新闻

App让手机变身保镖再也不怕走夜路啦

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(319) / 评论(0)

阅读空间

英语听力—环球英语 1067 The Fire Beetle

发表于:2019-03-04 / 阅读(344) / 评论(0)

环球英语 Spotlight

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学英语单词

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acidic complex dye

address designator

aerodynamic noise test

aitu

albocinctus

appellable

Aschheim-Zondek hormone

astroecology

automatic flare out altimeter

biaxial elastic deformation