输入短路反(向电)流放大

新东方商务口语[55]:主持会议

Frank: We have been asked to create a new training program for our new-hire machine operators. Before we do that I want to get your input. Is it necessary and if so, what should be included? All suggestions and opinions are welcome. Jane, youre most

发表于:2018-11-30 / 阅读(195) / 评论(0)

剑桥英语之商务英语

美丽新世界Brave New World 第18章(13)

Splendid! He kept his telescopic cameras carefully aimedglued to their moving objective; 精彩片他小心地调着望远摄影机的镜头，盯紧了那移动着的对象。 clapped on a higher power to get a close-up of the frantic and distorted

发表于:2018-12-07 / 阅读(131) / 评论(0)

美丽新世界

VOA慢速英语2013 EXPLORATIONS - The History of the Laser

EXPLORATIONS - The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can

发表于:2018-12-16 / 阅读(130) / 评论(0)

2013年VOA慢速英语(二)月

中英双语新闻朝鲜警告将先发制人

BBC News with Julia Candler. A senior member of North Koreas government has warned that his country would react with a pre-emptive nuclear strike if it saw signs that the US was preparing to launch an attack. Speaking to the BBC, the Vice Foreign Min

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中英双语新闻

美国科学60秒 SSS 2015-01-22

This is Scientific American's 60s Science. I'm Karen Hopkin. This will just take a minute. Think about the tools used by biologists, perhaps test tubes and microscopes come to mind. But what about diapers? No, it's not the investigators in their work

发表于:2018-12-24 / 阅读(194) / 评论(0)

2015年Scientific American(一)月

出国旅游口语一本通第71期:Shorted-Changed

第71期:Shorted-Changed X:Excuse me.I bought this just now and here's a receipt. 对不起，我刚买了这个东西，收据在这里。 Y:I'm afraid I was short-changed .Could you look into it? 恐怕你少找我零钱了。你可以查一下吗?

发表于:2018-12-26 / 阅读(108) / 评论(0)

出国旅游口语一本通

TED演讲:在体内寻找癌细胞的小颗粒(3)

In my lab, we recently made a cancer nanodetector 在我的实验室，我们最近研制出了一种癌症纳米检测器， that is so small that it could travel into the body and look for tumors. 小到可以进入全身血液循环并寻找肿瘤。

发表于:2019-01-03 / 阅读(151) / 评论(0)

TED演讲科学篇

SSS 2011-10-07

PCRthe polymerase chain reactionis a crucial tool. The DNA amplification technique is used in genome sequencing, forensics and the diagnosis of various diseases. To give researchers more genetic material to work with, a PCR instrument repeatedly heat

发表于:2019-01-08 / 阅读(146) / 评论(0)

Scientific American(十)月

SSS 2012-03-15

This is Scientific American 60 Second Science, I am Karen Hopkin, this will just take a minute. Every year, about 10 million tons of paper winds up in American landfills and incinerators, which is not only wasteful but adds CO2 to the atmosphere. Rec

发表于:2019-01-08 / 阅读(148) / 评论(0)

Scientific American(三)月

英语歌曲:Forward And Reverse

倾听音乐：Forward And Reverse 虽是英文，但音乐无国界。它诉的是情，听起来却冷冷清清，仿佛清晨起来照铜镜，发现自己满面愁容。思念已满溢，恍惚间想起昨夜小寐，忽疑君至，却是琉璃火，

发表于:2019-01-10 / 阅读(158) / 评论(0)

E乐吧

饶舌:Blazin' Squad - Flip Reverse

歌曲： Flip Reverse 艺人： Blazin' Squad 音乐星级： ★★★★ 所属专辑： Now Or Never 发行年代： 2003 风格： Hip Hop 介绍：一直以来都青睐Blazin'Squad这个来自英格兰艾塞克斯的大型男子嘻哈组合，阵容庞大共有十人之多。他们的第一首上榜空降冠军的歌曲

发表于:2019-01-11 / 阅读(271) / 评论(0)

饶舌音乐

VOA标准英语2013--The History of the Laser

The History of the Laser Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the sci

发表于:2019-01-12 / 阅读(196) / 评论(0)

2013年VOA慢速英语(五)月

VOA慢速英语2012--The Laser: Futuristic Science Found at Your Local Store

EXPLORATIONS - The Laser: Futuristic Science Found at Your Local Store MARIO RITTER: Welcome to EXPLORATIONS in VOA Special English.Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one

发表于:2019-01-12 / 阅读(168) / 评论(0)

2012年VOA慢速英语(一)月

VOA标准英语2012--'Word on Street' Impacted Language in 2011

'Word on Street' Impacted Language in 2011 While 2011 is over, some of the words that came to define the past year are still very much with us, and may be for years to come. Since 2011 was an especially busy year for grassroots political action, many

发表于:2019-01-13 / 阅读(117) / 评论(0)

VOA标准英语2012年(一月)

德国研发皮肤型触控面板

Designed by scientists at the Max Plank Institute in Germany, the iSkin can be stuck to fingers, forearms or even behind people's ears. The thin, flexible sensors can be glued on to the skin like a temporary tattoo. They allow users to control smartp

发表于:2019-01-16 / 阅读(126) / 评论(0)

英语新闻

美国国家公共电台 NPR Illinois Congressman On Why He Supports The Republican Health Care Plan

LAKSHMI SINGH, HOST: We want to turn now to Congressman Rodney Davis. He is a Republican speaking to us from Decatur, Ill., and he is in favor of the bill being advanced by House Republicans. Congressman Davis, thanks so much for joining us. RODNEY D

发表于:2019-01-16 / 阅读(97) / 评论(0)

2017年NPR美国国家公共电台3月

TED演讲:关于听的艺术(6)

Because of course, the ear is, I mean, subject to all sorts of things. 这当然是因为，我是说，耳朵受制于很多因素。 The room we happen to be in, the amplification, the quality of the instrument,the type of sticks...etc., etc. 我们现

发表于:2019-01-18 / 阅读(128) / 评论(0)

TED演讲国际问题篇

【英语语言学习】镭射器的历史

Welcome to EXPLORATIONS in VOA Special English. Im Mario Ritter. This week, we tell about one of the most recognizable objects in science fiction the laser. It is one of the best examples of how technology can go from the science of the future to eve

发表于:2019-01-24 / 阅读(202) / 评论(0)

英语语言学习

英语歌曲:Flip Reverse

Flip Reverse Blazin' Squad [All] Hey (yeah) i wanna see you work it baby, I want you to be my lady, I love the way you move your body, ooooh you drive me crazy... [Flava] I'm a do it real good if you know how i felt, we could take it downstairs, like

发表于:2019-02-05 / 阅读(200) / 评论(0)

好听的英文歌曲

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The Revolution in American Higher Education To produce the upheaval in the United States that changed and modernized the domain of higher education from the mid 1860's to the mid 1880's, three primary causes interacted. The emergence of a half dozen

发表于:2019-02-25 / 阅读(168) / 评论(0)

双语有声阅读

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