[力计量] 高频标准振动装置

VOA常速英语2014--麻省理工学院研制出动如猎豹的机器人

MIT Scientists: Robots Will Soon Be Able to Run Like Cheetahs 麻省理工学院研制出动如猎豹的机器人 Scientists have been experimenting with four-legged robots for years, trying to see if they could be used as pack animals for carrying h

发表于:2018-11-29 / 阅读(103) / 评论(0)

VOA标准英语2014年(十二月)

VOA双语新闻：12、科学家研制奔跑如猎豹的机器人

科学家研制奔跑如猎豹的机器人 Scientists have been experimenting with four-legged robots for years, trying to see if they could be used as pack animals for carrying heavy loads over a difficult terrain. But the machine's power requiremen

发表于:2018-12-02 / 阅读(78) / 评论(0)

VOA双语新闻 2014年12月

VOA标准英语2010年-Chevrolet's Battery-Powered Volt Now o

The new gasoline/electric hybrid Chevrolet Volt Today President Obama visits a U.S. auto plant that makes the battery-powered Chevrolet Volt. Some analysts think the Volt could revitalize the struggling American auto industry with its high-tech batte

发表于:2018-12-08 / 阅读(70) / 评论(0)

VOA标准英语2010年(七)月

常春藤解析英语【29】Body-Made Music人体交响曲

Body-Made Music 人体交响曲 by Jason Alloy When we think of historical days that sum up the concept of freedom, many dates come to mind. One in _(1)_ was when Roman Emperor Claudius officially stated that all Roman citizens would be allowed to pa

发表于:2018-12-08 / 阅读(140) / 评论(0)

常春藤解析英语

实用英语：这么多表达“开心”的实用又地道

当你想用英语表达今天很开心的时候，你会怎么说? 你很 happy ? 那除了 happy 呢? Very happy ? 不不不，老外可能被你弄得一头雾水。大家应该也知道，happy 不光被翻译为快乐，他也被翻译成幸福

发表于:2018-12-12 / 阅读(39) / 评论(0)

英语口语

TED演讲：气味背后的科学(5)

And...but...but...we have to go a little beyond that. 我们需要进一步深入。 Now let me explain why vibrational theory has some sort of interest in it. 现在我来解释为什么震动理论有一定的道理。 These molecules, as you saw i

发表于:2018-12-19 / 阅读(52) / 评论(0)

TED演讲教育篇

SSS 2008-02-22

This is Scientific American's 60-Second Science. I'm Karen Hopkin, this'll just take a minute. On February 8th, we told you about scientists who had created a device worn over the knees that could harvest the energy you otherwise waste while walking.

发表于:2018-12-24 / 阅读(57) / 评论(0)

Scientific American(二)月

新编大学英语阅读部分第二册Unit7-1

Unit 7 Music In-Class Reading Music to Your Gears I. Word List Directions: Memorize the following words and phrases before class. You will benefit from your effort when you get the passage from your t

发表于:2018-12-29 / 阅读(52) / 评论(0)

新编大学英语阅读部分

PBS高端访谈:美国最终会不会采用公制计量法?

GWEN IFILL: Finally tonight, we return to one of another of our periodic essays. There are many hot topics under debate in 2016. Bestselling author Daniel Pink wants us to focus on one issue not making headlines, how the metric system measures up. DA

发表于:2018-12-31 / 阅读(69) / 评论(0)

PBS访谈教育系列

万花筒 2013-03-15&03-17 高分贝耳机——听力杀手

A story affecting every American family. Here is the question. Are your earphones ruining your hearing? Right now, tonight, are millions and millions of Americans walking around, listening to music but ensuring they will not be able to hear as well i

发表于:2019-01-07 / 阅读(67) / 评论(0)

万花筒2013年

SSS 2012-07-11

Interesting sound. I would have guessed a Wild West performer was practicing with a bullwhip while also vacuuming. But no. That sound [SOUND] is apparently produced by the aurora borealis, the northern lights. [SOUND] Since 2000 researchers at Finlan

发表于:2019-01-08 / 阅读(92) / 评论(0)

Scientific American(七)月

为残疾人设计的科技产品

Technology Designed to Help Persons with Disabilities 为残疾人设计的科技产品 The devices talk, and some, with the aid of voice-recognition technology, almost seem to understand. Jodi Johnso

发表于:2019-01-09 / 阅读(70) / 评论(0)

VOA2005（上）--环境科学探索

Bladeless Wind Generator Safe for Birds

Bladeless Wind Generator Safe for Birds Wind turbines are tall structures with large blades used to produce electricity. They are useful sources of low-cost, renewable energy. But they can also be deadly to birds and bats. The turbines large blades t

发表于:2019-01-12 / 阅读(110) / 评论(0)

2015年VOA慢速英语(七)月

VOA慢速英语2015 导弹发射井变成“生存公寓”

AS IT IS 2015-09-08 Missile Silos Turned into 'Survival Condos' 导弹发射井变成生存公寓 When looking for a new home, many people consider things like the safety of the area, the nearness to public transportation or the quality of the neighb

发表于:2019-01-12 / 阅读(67) / 评论(0)

2015年VOA慢速英语(九)月

中国标准动车组首次载客运行时速达到350公里

The China Railway Corporation (CRC) announced last Monday that its China Standard bullet trains, also known as electric multiple units (EMUs), have started operation in Liaoning. 中国铁路总公司上周一宣布，中国标准动车组已开始在辽

发表于:2019-01-23 / 阅读(69) / 评论(0)

英语新闻

Kenya Plans 'Silicon Savannah' to Build on Tech Growth

It is hard to escape the images of Konza City in Kenya. Advertisements promoting the future high-tech hub, or technopolis, appear daily in the country's newspapers and show regularly on the state television network. The ambitious plan is the work of

发表于:2019-02-06 / 阅读(79) / 评论(0)

英语新闻

俄罗斯工业展中国馆开幕

Models of China's high-speed trains are on display from China Railway Rolling Stock Corporation, one of the participants of this year's trade fair. Zhou Li, head of the science and technology department of China Railway says the trains can bear extre

发表于:2019-02-18 / 阅读(52) / 评论(0)

英语新闻

陨落星辰第一季第151期:一家人的离别

Here you go, Mr. Scott. Okay. 斯科特先生，给你。好 Oh, this must be really messing their heads up. 这个肯定能扰乱它们的攻势 The frequency's still locked in place. 频率还锁定在这个地方 How are you feeling? 你感觉怎样

发表于:2019-03-02 / 阅读(219) / 评论(0)

陨落星辰第一季

陨落星辰第一季第147期:源源不断的敌人

I guess those Mech bullets really work, huh? Ben. 看来械甲金属弹真的有用。本 Everybody get down! Get down! 大家蹲下，隐蔽 Call out your ammo! 清点弹药 I got two. Three shots left. 还有两发。剩三发 Four. How many more w

发表于:2019-03-02 / 阅读(203) / 评论(0)

陨落星辰第一季

飞行员英语900句第31期:紧急情况通话术语(9)

Traffic at our twelve oclock, 10 miles, climbing. Should we expedite our descent to cross altitudes? 601. 冲突飞机在我们12点钟方位，10海里处，正在上升。我们应该加速下降以穿越高度吗？ Unable, TCAS RA. 602. 不能，

发表于:2019-03-10 / 阅读(194) / 评论(0)

飞行员英语900句

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