[数] 无因次性能曲线

VOA标准英语2013--Estranged Family Gets Sports Fix in 'Trouble With The Curve'

Estranged Family Gets Sports Fix in 'Trouble With The Curve' In Trouble With The Curve, Gus Lobel knows more about scouting new talent for baseball teams than anyone else in the business; but his failing eyesight and old-fashioned attitudes may end h

发表于:2018-12-16 / 阅读(171) / 评论(0)

VOA标准英语2013年(一月)

Looking Into Your Brain Just Became Easier

Looking Into Your Brain Just Became Easier Researchers and engineers keep improving the machines that help doctors better understand and diagnose conditions that affect our brains. One of the goals is to find causes of Alzheimers and Parkinsons disea

发表于:2018-12-16 / 阅读(113) / 评论(0)

VOA标准英语2016年(六月)

NPR 06-29:The Learning Curve of Gratitude学会珍惜每一天

After suffering a life-threatening illness, singer-songwriter Mary Chapin Carpenter had time to reassess her priorities. She came to believe in more fully appreciating the blessings each day brings From NPR News, this is weekend edition. I am Liane

发表于:2018-12-19 / 阅读(159) / 评论(0)

2007年NPR美国国家公共电台

体育美语-020 Throw a curve ball

P: Hey Yang Chen why are you playing Hail to the chief? I thought we were a sports show - are we going political? Y: Not really. You see, Patrick, the presidential election is in its final stretch - the home stretch - the final lap - just like in长跑

发表于:2018-12-25 / 阅读(198) / 评论(0)

体育美语

VOA慢速英语2018--医生有了诊断乳腺癌的新工具

Doctors Have a New Tool to Identify Breast Cancer Breast cancer is the most common cancer in women worldwide. Early discovery and treatment can save lives. Scientists are working new ways to recognize breast cancer while at the same time studying exi

发表于:2019-01-03 / 阅读(121) / 评论(0)

2018年VOA慢速英语(一)月

比尔·盖茨接受网友公开提问大谈成功之道

As the richest man in the world, Bill Gates is no stranger to success. 作为这个世界上最富有的人，比尔盖茨对成功并不陌生。 So when the billionaire tech mogul and philanthropist offers insight or advice, it's smart to listen. 所

发表于:2019-01-03 / 阅读(122) / 评论(0)

实用英语

Lesson 91 - PASS THROW A CURVE / THROW FOR A LOOP

to throw a curve to throw for a loop 美国人在打棒球时经常喜欢发曲线球，使球的方向会发生突变，这样给对方造成错觉，不能回击那个球。这和其他球类运动，

发表于:2019-01-07 / 阅读(250) / 评论(0)

美国习惯用语

SSS 2010-10-05

This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? The 2010 Nobel Prize in Physics goes to the University of Manchesters Andre Geim and Konstantin Novoselov for their investigations of the two-dimensional material graphene

发表于:2019-01-08 / 阅读(164) / 评论(0)

Scientific American(十)月

VOA慢速英语2014 3D技术拯救生命

3-D Technology Saves Lives 3D技术拯救生命 From VOA Learning English, this is the Health Report. Three-dimensional technology -- known as three-D -- gives depth to objects that would otherwise appear two-dimensional, or flat. Three-D makes movie

发表于:2019-01-12 / 阅读(120) / 评论(0)

2014年VOA慢速英语(七)月

VOA慢速英语2015 与互联网连接的冰箱和炉灶

Internet-Connected Refrigerators and Stoves? 与互联网连接的冰箱和炉灶 The Consumer Electronics Show is held yearly in the western American city of Las Vegas, Nevada. It is one of the largest technology shows in the world. Technology compa

发表于:2019-01-12 / 阅读(91) / 评论(0)

2015年VOA慢速英语(一)月

英语词汇：什么是QR码？

请看相关报道： Quick Response codes(QR code) have been used in advertisements for years, and a handful of American funeral homes began attaching them to gravestones in early 2011. 快速回应码在广告界已经使用好几年了，有一部分

发表于:2019-01-18 / 阅读(143) / 评论(0)

英文语法词汇

TED演讲 :飞向海洋(3)

And then our mothers tell us, Careful you don't fall down, because you'll fall over. 然后母亲告诉我们，没有跌倒也要小心，因为你还会掉下来。 Now, go into the real atmosphere of this planet. 现在，进入这个行星真正的

发表于:2019-01-18 / 阅读(142) / 评论(0)

TED演讲娱乐篇

TED演讲 :飞向海洋(2)

Well, it's the relative importance. 就是二者间的相对重要性。 You would say-yeah, yeah, yeah, we all know this;water covers twice the area of the planet than dry land. 也许你会说，是，是，是，我们都知道，地球上水覆盖的

发表于:2019-01-18 / 阅读(108) / 评论(0)

TED演讲娱乐篇

60秒科学:Genome: Now in 3-D!

Genome: Now in 3-D! In a study in the journal Science, researchers report the mapping of the three-dimensional structure of the human genome, and the finding that the cell's nucleus is divided into two regions, one where DNA goes to get expressed. Cy

发表于:2019-01-30 / 阅读(174) / 评论(0)

60秒科学

充电几秒钟通话一星期美大学研发超级电容电池

Scientists from the University of Central Florida (UCF) have created a supercapacitor battery prototype that works like new even after being recharged 30,000 times. 来自中佛罗里达大学（UCF）的科学家已经创造了一个超级电容电池

发表于:2019-02-02 / 阅读(105) / 评论(0)

英语新闻

中国银联推二维码支付标准能与支付宝、微信一战吗?

China UnionPay, the national bankcard association, last Monday launched its own application and security standard for two-dimensional barcode payment. 全国性银行卡联合组织中国银联于上周一推出了自己的二维码支付应用和安全

发表于:2019-02-04 / 阅读(268) / 评论(0)

英语新闻

美国习惯用语:470 beanball; curve ball...

今天又要学两个在总统大选年里新闻界时常会用到的习惯用语，而且这两个习惯用语还是从美国人最心爱的消遣活动: 棒球赛中借用来的。这两个习惯用语都和用牛皮制成的结结实实的棒球有

发表于:2019-02-05 / 阅读(438) / 评论(0)

美国习惯用语

微信、QQ的“头像”用英语怎么说？

2009年的一部3D大片《阿凡达》让很多人都记住了avatar这个词。在网络上搜索这个词，出来的结果大部分也都跟这部电影有关。其实，avatar并不是导演造的一个词，它在印度教中指圣人的化身。

发表于:2019-02-06 / 阅读(141) / 评论(0)

英语口语

英闻天下——152 3D Printing in Beijing

An employee carefully scans a man standing still behind two photographic lamps with a gun-like scanner in his hand. The whole process takes approximately 10 minutes. After loading the data into the computer, the rest work is left to the 3-D printing

发表于:2019-02-14 / 阅读(136) / 评论(0)

英闻天下

TED演讲 4D打印机的诞生(2)

So I'd like to propose that we can combine those two worlds, that we can combine the world of the nanoscale programmable adaptive materials and the built environment. 所以我建议把这两个世界结合起来，把纳米级上可程序化、能自我

发表于:2019-02-21 / 阅读(98) / 评论(0)

TED演讲教育篇

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