单词：oppositely directed photons
单词：oppositely directed photons 相关文章
Good afternoon. 下午好。 As you're all aware, we face difficult economic times. I come to you with a modest proposal for easing the financial burden. 众所周知，我们正处经济困难时期。今天我带来了一个小小的建议可以消除
TED演讲教育篇
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
2015年Scientific American(一)月
《上帝之城》是2002年由费尔南多梅里尔斯执导，马修斯纳克加勒、艾莉丝布拉加、索豪黑主演的一部惊悚电影。电影改编自半自传式小说《God's Town》，于2002年8月30日巴西上映。影片围绕上帝
欧美电影简介
The morning following the birth of our first child, my husband was mistakenly directed to the room of another new mother on the maternity floor. As he walked into the room, he bent over the nap- ping
英汉幽默故事选读
How many times have you heard the expression that most people spend more time planning their vacation than they do planning their lives. I would expand that expression by adding that most people spend more time thinking about their vacation than they
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LOS ANGELES, Aug. 20 (Xinhua) -- Walt Disney Studios Saturday disclosed the ongoing production of two new movies, included one directed by Academy Award winner Pete Docter. The studio made the revelation at the D23 Expo, the Disney version of Comic-C
英语新闻
Hearing, smell and sight are all well refined. We can look at the sense of vision and see the attributes of a predator. T-Rexs eyes are 40 centimetres apart providing exceptional binocular vision, the ability to perceive depth. An eye is essentially
探索与发现2013年
THE ocean is dark and full of terrors, and the black dragonfish is the darkest of them all. 海洋中充满黑暗与恐惧，黑色的深海龙鱼是其中最黑暗的生物。 Its surface, new measurements reveal, is as black as the blackest materia
经济学人科技系列
AS much as we love our digital devices, many of us have an uneasy sense that they are destroying our attention spans. We skitter from app to app, seldom alighting for long. Our ability to concentrate is shot, right? 我们喜爱我们的数码设备，
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图 graph 子图 subgraph 有向图 digraph(directed graph) 无向图 undigraph(undirected graph) 完全图 complete graph 连通图 connected graph 非连通图 unconnected graph 强连通图 strongly
实用英语
BEIJING, July 26 (Xinhuanet) -- Hong Kong scientists announced that they had determined the idea of time travel is impossible by proving nothing can travel faster than the speed of light. The finding is contained in a study done by a research team fr
英语新闻
我们来看一段相关的英文报道 The film The Continent, directed by Chinese professional rally driver and best-selling author Han Han, is set to be released in China today. 由中国职业赛车手兼畅销书作者韩寒执导的电影《后会
英语口语
Remarkably, the phenomenon was proved in 1997 when physicists at the University of Geneva sent photons seven miles in opposite directions and demonstrated that interfering with one provoked an instantaneous response in the other. 令人惊叹的是，这
万物简史
LAGOS, Jan. 28 (Xinhua) -- The Nigerian government on Wednesday confirmed the outbreak of bird flu in 11 states. Minister of Agriculture and Rural Development Akinwumi Adesina made the disclosure at an emergency meeting on Avian Influenza with state
英语新闻
The morning following the birth of our first child, my husband was mistakenly directed to the room of another new mother on the maternity floor. As he walked into the room, he bent over the nap- ping mother, whose back was turned to him, and gave her
趣味英语
Unit 3 虚拟语气(六) 16. As Commander-in-Chief of the armed forces, I have directed that all measures ____ for our defense. A. had been taken B. be taken C. would be taken D. to be taken 17. The m
英文语法词汇
When most I wink, then do mine eyes best see, 我的眼睛闭得紧紧，却反能看得清清， For all the day they view things unrespected; 它们白日里所见之物多半是淡淡平平。 But when I sleep, in dreams they look on thee, 但当我
莎士比亚十四行诗全集
Science and technology 科学技术 Cryptography 密码术 The solace of quantum 量子之慰 Eavesdropping on secret communications is about to get harder 现在想窃听秘密联系会越来越难 CRYPTOGRAPHY is an arms race between Alice and Bob,
经济学人科技系列
Better Than Barney 某天夜里，你一觉醒来发现电视机忘了关，节目却已播完，电视屏幕上嘶嘶地闪着雪花，也许你不会想到，再普通不过的雪花噪音竟包含来自137亿年前宇宙大爆炸的遗物微波背景
英语听力文摘 English Digest
Building a Better Mirror for Telescopes 为望远镜打造更优质镜面 To study the heavens, it's all about the photons. We in astronomy are always greedy. We want every photon we can collect. Drew Phillips, astronomer at University of California
2017年Scientific American(九)月