【New Scientist】Chinese satellite beats distance record for...
Lastyear,researchersinChinaestablishedarecordseparationbetweenAliceandBob:entangledphotonswereexchangedoveradistanceof404kilometresusingnon-commercial,high-qualityopticalfibre.EntangledlightNow,entanglementhasbeenpreservedinpairsofphotonssentbytheChinesesat...
[New Scientist]First quantum transmission sent through space
Here'saquantumofsolace.Thefirstquantumtransmissiontogoviaspacepavesthewayforultra-securecommunicationssatellites.Secretencryptionkeystransmittedviaquantumlinksprovidetheultimatewaytocommunicatesecurely.That'sbecauseanyattempttointerceptthekeywillberevealed...
托福词汇冠词用法解析_出国留学_中国教育在线
gotothecinemas,shops,stationintheworldonceaweeksixtykilometresanhourthenexttheothertheotherdaythesame>>雅思托福免费测试、量身规划、让英语学习不再困难<<
Go with Tatiana|我在万峰林找到了最好的解压方法 I found the...
ThehalfmarathoninWanfenglinattractsaverylargenumberofpeopleeverytime.Whowouldn’twanttoexercisearoundthebeautifulsceneryandwitheveryoneelse.Inthisyearracesethalfmarathon(21kilometres),healthrunning(6.3kilometres)twoprojects,thetotalparticipationsi...
Centre of the Earth 钻穿地壳
背景:科学家们打算首次尝试深钻地壳直至其下部的地幔。这些科学家们将从太平洋底部开始钻探,以测试这次行动的可行性。他们称深钻至地幔的尝试或将在2018年开始。收听与下载下载音频They'veselectedprospectivesitesunderthePacificOceanwherethecrustisatisthinnest-justsixkilometres....
【双语】你好!中国 | 千年大运河,书写时代新篇
TheGrandCanalwasinitiallyconstructedin486BCandincludesthreeparts:theSui-TangGrandCanal,theBeijing-HangzhouGrandCanal,andtheEasternZhejiangGrandCanal.Spanning2,700kilometres,itcrossesmorethantenlatitudesandstretchesthrough8provincesandcities,including...
巴黎奥运速递|开幕式早知道
TheAusterlitzBridgenexttotheJardindesPlantesisthestartingpointfortheflotilla,whichwillthencontinuewestfor6kilometresalongtheSeine,passingunderhistoricbridgesandbyiconiclandmarks,suchastheNotre-DameandtheLouvre,aswellassomeGamesvenues,includin...
高达42米!世界最大的蛇形岩雕成谜、彩蝶在三大洲爆发、短期太空...
Itwentto590kilometres.Sowe'relookingtosee,couldwedetectthatintheirbloodandtheirDNA.Wealsoflewultrasoundexperimentstolookat,youknow,what'sthejugularveinchangeanddoesitgetmorestiff?Welookedatthemicrobesontheskinandthestool.We...
胖东来“惊动”外媒!中国零售业的“救星”?
OnaregularTuesdaymorning,alargecrowdhasgatheredoutsideagrocerystoreinXuchang,acityof4mpeople.VisitPangdonglaiattheweekendandthingsareevenbusier.Thousands,somehavingtravelledhundredsofkilometres,arrivebeforedawntotaketheirplaceinaqueuethat...
剑桥雅思9Test2Section2听力原文与答案 Parks and open spaces
OneverypleasantplaceisHallandCommon.Thishasbeenpubliclandforhundredsofyears,andwhatyou’llfindinterestingisthattheRiverOuse,whichflowsintotheseaeightykilometresaway,hasitssourceinthecommon.There’saninformationboardabouttheplantsandanimals...