可见光通信

VOA慢速英语--天文观测者期待“月亮超级碗”

Sky Watchers Prepare For the 'Super Bowl' of Moons This is What's Trending Today. The moon is providing a rare triple treat this week. 月亮将会在本周给人们带来一次罕见的三重乐趣。 On Wednesday, much of the world will get to see

发表于:2018-12-08 / 阅读(182) / 评论(0)

2018年VOA慢速英语(一)月

VOA慢速英语2018--本世纪最长月全食

Longest Lunar Eclipse of the Century This is Whats Trending Today The longest lunar eclipse of the century will happen late Friday or early Saturday, depending on where you live. The American space agency NASA says the moon will move into the Earths

发表于:2018-12-08 / 阅读(89) / 评论(0)

2018年VOA慢速英语(七)月

what is ‘non-verbal communication’?

Callum: Hello, today in Talk about English we have the fifth programme in our series on culture and communication. Today Marc Beeby looks at the topic of non-verbal communication communication without language. People from different cultures speak d

发表于:2018-12-11 / 阅读(153) / 评论(0)

英语讨论

美国科学60秒 SSS 2015-01-06

Sometimes it is hard to see the light, especially it lies in the invisible spectrum, like ultrared, ultraviolet radiation. But if you long to see the unseeable, you might interested to hear that under certain conditions people can catch a glimpse of

发表于:2018-12-24 / 阅读(121) / 评论(0)

2015年Scientific American(一)月

趣味青春英语第116期:Nose in the air

Idiom: Nose in the air形容人自大，傲慢 Hit the book: Undercover Confiscate Enclosure Visible Multiple Cub Notorious Lameness

发表于:2018-12-27 / 阅读(357) / 评论(0)

趣味青春英语

考研英语长难句讲解第28期

2. However, the typical teenage lifestyle is already filled with so much competition that it would be wise to plan activities in which there are more winners than losers, for example, publishing newsletters with many student-written book, displaying

发表于:2018-12-30 / 阅读(128) / 评论(0)

考研英语长难句讲解

赖世雄进阶英语词汇3500 Unit21

vision n.视力；影像；眼光；先见；远见 I wear glasses to improve my vision. 我戴眼镜以改善我的视力。 It is said that the children saw a vision of an angel here. 据说这些孩子在这里看到天使的影像。 The mayor ha

发表于:2018-12-30 / 阅读(158) / 评论(0)

赖世雄进阶英语词汇3500

英语听力文摘 English Digest 572、神奇的发光色彩？

A Magical Glow? Have you ever wondered why fluorescent colors, like you see in highlighters or clothing dyes, for instance,seem so much brighter than other colors? Its because they seem to reflect more light than they receive! It may sound like a mag

发表于:2018-12-31 / 阅读(90) / 评论(0)

英语听力文摘 English Digest

2007年VOA标准英语-Flight Controllers Regain Communication with Co

By Jessica Berman Washington 14 June 2007 Flight controllers in Moscow have been able to establish contact with critically important computers aboard the International Space Station. The computers that control among other things oxygen and water supp

发表于:2019-01-07 / 阅读(189) / 评论(0)

2007年VOA标准英语（六月）

自行车道路安全

Jennifer: Hello and welcome to 6 Minute English from bbclearningenglish.com. My name is Jennifer and Im joined in the studio by Neil. Neil: Hello. In this programme, we look at a story in the news and teach you some new vocabulary and expressions alo

发表于:2019-01-07 / 阅读(135) / 评论(0)

六分钟英语

英文歌曲：给旅途中的你 Cocosuma - Communication's Lost

Now, now the sweat is streaming down our bodies A cigarette, I can't forget the taste Oriental journeys The sky, the light and it should ever last We are so tight, indecision grows fast Saturday, saturday night you saved me for one more kiss, oh plea

发表于:2019-01-11 / 阅读(125) / 评论(0)

金属

如何利用词根来扩大词汇量？

怎么快速提高四级词汇量?有什么方法可以让单词不仅仅是记忆单词，而是记住了就可以不忘? 下面小编为大家带来的这篇文章就是借助词根记忆四级词汇，希望可以帮到童鞋们~~ 在翻看英语词

发表于:2019-01-11 / 阅读(132) / 评论(0)

英文语法词汇

Ring of Fire Eclipse Passes Over Africa

AS IT IS 2016-09-02 Ring of Fire Eclipse Passes Over Africa People in parts of Africa witnessed a ring of fire in the sky Thursday, created by the moon passing between the Earth and the sun. The solar event is called an annular eclipse. A total solar

发表于:2019-01-12 / 阅读(133) / 评论(0)

2016年VOA慢速英语(九)月

音乐咖啡厅:Communication

The Cardigans-Communication For 27 years I've been trying to believe and confide in different people I found Some of them got closer than others and some wouldn't even bother and then you came around I didn't really know what to call you You didn't

发表于:2019-01-19 / 阅读(216) / 评论(0)

音乐咖啡厅

孙燕姿的“绿光”真实存在

还记得孙燕姿那首红遍大江南北的《绿光》吗？翻越过前面山顶、层层白云，绿光在哪里？不知道有多少人跟小编一样，以为歌里的绿光只是对幸福的比喻。而其实在现实中，绿光是真实存在

发表于:2019-01-28 / 阅读(127) / 评论(0)

实用英语

《原来如此》这就是社交网络

Welcome to Social Networking in Plain English. 本期介绍社交网络。 Networks get things done. Whether it's sending a letter or lighting your home. Networks make it happen.To get from Chicago to Santa Fe, we need to see the network of roads tha

发表于:2019-02-04 / 阅读(116) / 评论(0)

英语万花筒

经济学人221:可见光通信与光共舞

Science and technology 科学技术 Visible-light communication 可见光通信 Tripping the light fantastic 与光共舞 A fast and cheap optical version of Wi-Fi is coming 一个高速而廉价的光学Wi-Fi即将问世 AMONG the many new gadgets u

发表于:2019-02-06 / 阅读(164) / 评论(0)

经济学人科技系列

Mystery of star explosion 2000 years ago solved

BEIJING, Oct. 26 (Xinhuanet) -- The question, why the first documented supernova was super-sized and grew so fast, has puzzled astronomers for centuries. Now it is solved by US researchers. The supernova, an exploded star, was observed in 185 A.D. an

发表于:2019-02-06 / 阅读(117) / 评论(0)

英语新闻

【英语时差8,16】利用紫外线的鱼

So you want to attract mates. After all, passing on your genes is what evolution is all about. To do that you need offspring, and to get a lot of those you need to be attractive. The flashier the better. Hey, look over here! Sexy me. Ah, but theres t

发表于:2019-02-15 / 阅读(89) / 评论(0)

英语时差8，16

托福口语如何否定句式集锦

1. There is not a moment to be lost. 分秒必争。 2. There is noholding back the wheel of history. 历史车轮不可阻挡。 3. Nota soul was anywhere visible. 到处见不到一个人。 4. I felt sorry for not coming in time. 我很抱歉没准时

发表于:2019-03-13 / 阅读(185) / 评论(0)

托福英语

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学英语单词

A. M. C.

abroached

acrider

adhesive bonding technique