有关忧心的英语内容
> 列表《那些古怪又让人忧心的问题》第74期:高掷比赛(2)
2015-10-23Amechanismforhittingyourselfintheheadwithabaseballafterafour-seconddelay这个装置能让你在扔出棒球4秒后被这个棒球砸中脑袋。Wecoulduseaspringboard,agreasedchute,orevenadanglingsling-anythingthatredirects......
《那些古怪又让人忧心的问题》第27期:人力计算机(2)
2015-10-27Allthecomputersintheworldcouldn'tfigureoutthecorrectanswerfasterthananyoneparentcould.Butthat'sbecausecomputershaven'tbeenprogrammedtofigurethatkindofthingout,3whereasbrainshavebeentrained......
《那些古怪又让人忧心的问题》第88期:轨道速度(4)
2015-10-225Thisexponentialincreaseisthecentralproblemofrocketry:Thefuelrequiredtoincreaseyourspeedby1km/smultipliesyourweightbyabout1.4.Togetintoorbit,youneedtoincreaseyourspeedto8km/s,whichmeansyou'llneeda......
《那些古怪又让人忧心的问题》第57期:尤达大师(2)
2015-10-24That'senoughtopowerablockofsuburbanhomes.It'salsoequaltoabout25horsepower,whichisaboutthepowerofthemotorintheelectric-modelSmartCar.这足够供应一整个街区的家庭用电了。19.2千瓦大致相当于25马力,差......
《那些古怪又让人忧心的问题》第29期:人力计算机(4)
2015-10-27Whythisisridiculous为什么这个结论是荒诞的Thesetwowaysofbenchmarkingthebrainrepresentoppositeendsofaspectrum.One,thepencil-and-paperDhrystonebenchmark,askshumanstomanuallysimulateindividualoperationson......
《那些古怪又让人忧心的问题》第56期:尤达大师(1)
2015-10-25YODA尤达大师Q.HowmuchForcepowercanYodaoutput?Q.尤达大师的原力的输出功率有多大?A.I'MGOINGTO-ofcourse-ignoretheprequels.A.星战前传不在本文的讨论范围之内,你们懂的。Yoda'sgreatestdisplayofrawpowerinth......
《那些古怪又让人忧心的问题》第4期:相对论棒球
2015-10-29RELATIVISTICBASEBALL相对论棒球Q.Whatwouldhappenifyoutriedtohitabaseballpitchedat90percentthespeedoflight?如果棒球被以0.9倍光速掷出会产生什么后果?——艾伦?麦克马尼斯Let'ssetasidethequestionofhowwego......
《那些古怪又让人忧心的问题》第102期:乐高大桥(2)
2015-10-21Extremeforces极大的力TheNorthAtlanticisastormyplace.Whileourbridgewouldmanagetoavoidthefastest-movingpartsoftheGulfStreamcurrent,itwouldstillbesubjectedtopowerfulwindandwaveforces.北大西洋风暴频发,也许......
《那些古怪又让人忧心的问题》第34期:牛排坠落(2)
2015-10-27Lastly,Ihadtofigureoutexactlyhowquicklyheatspreadsthroughasteak.Istartedbylookingatsomepapersfromindustrialfoodproductionthatsimulatedheatflowthroughvariouspiecesofmeat.Ittookmeawhiletorealizetherewas......
《那些古怪又让人忧心的问题》第95期:把海水抽干(1)
2015-10-21DRAINTHEOCEANS把海水抽干Q.Howquicklywouldtheoceansdrainifacircularportal10metersinradiusleadingintospacewerecreatedatthebottomofChallengerDeep,thedeepestspotintheocean?HowwouldtheEarthchangeasthewater......
《那些古怪又让人忧心的问题》第62期:氦气球降落伞(1)
2015-10-24FALLINGWITHHELIUM氦气球降落伞Q.WhatifIjumpedoutofanairplanewithacoupleoftanksofheliumandonehuge,un-inflatedballoon?Then,whilefalling,Ireleasetheheliumandfilltheballoon.HowlongofafallwouldIneedinorderf......
《那些古怪又让人忧心的问题》第83期:走失的人(2)
2015-10-22There'sanoldpuzzle,frombeforethedaysofcellphones,thatgoessomethinglikethis:在手机出现之前的时代,有一个古老的谜题:Supposeyou'remeetingafriendinanAmericantownthatneitherofyouhavebeentobefore.Youdo......
《那些古怪又让人忧心的问题》第80期:飞越减速带(2)
2015-10-22Asthosemedicalquotesattest,it'struethatpeopleareoccasionallyinjuredbyspeedbumps.However,nearlyallofthoseinjurieshappentoaveryspecificcategoryofpeople:thosesittinginhardseatsinthebacksofbuses,ridin......
《那些古怪又让人忧心的问题》第109期:地球扩张(2)
2015-10-20Whataboutourroadsandbridges?Eventually,theywouldhavetobreakup,right?那么道路和桥梁呢?总有一天它们会断裂,对吧?Notasquicklyasyoumightthink.Here'sapuzzleIonceheard:是的,但没有你想象中那么快。我曾经听说过......
《那些古怪又让人忧心的问题》第105期:最长的落日(2)
2015-10-20Butifyouheadovertothemainland,wheretheroadsarelonger,youcandoevenbetter.但如果你回到大陆上,那儿的道路更长,你会看到更长的日落。Ifyoustartdrivingfromthetropicsandstayonpavedroads,thefarthestnorthyoucanget......
《那些古怪又让人忧心的问题》第46期:外星天文学家(2)
2015-10-26Early-warningradar,aproductoftheColdWar,consistedofabunchofgroundandairbornestationsscatteredaroundtheArctic.Thesestationsswepttheatmospherewithpowerfulradarbeams24/7,oftenbouncingthemofftheionosphere......
《那些古怪又让人忧心的问题》第24期:闪电(2)
2015-10-27Thismeansyoucancalculatealightning“shadow”aroundanobjectofheighthonaflatsurface.这样你就可以计算一个在平面上高度为h的物体的闪电“阴影”。Now,thatdoesn'tmeanyou'resafewithintheshadow-often,it......
《那些古怪又让人忧心的问题》第112期:地球扩张(5)
2015-10-19t=100years100年后After100years,we'dbeexperiencingover6geesofgravity.Notonlywouldwebeunabletomovearoundtofindfood,butourheartswouldbeunabletopumpbloodtoourbrains.Onlysmallinsects(andseaanimals)woul......
美媒忧心切尔西之子: 生为外婆工具 伪装过完一生
2014-01-20ChelseaClintonandherhusband,hedgefundmanagerMarcMezvinsky,areexpectingtheirfirstchild.Clinton,34,madetheannouncementintheexactsamewayyouwould,inaspeechshegavetogetherwithhermotherataLowerEastSideevent......
《那些古怪又让人忧心的问题》第6期:纽约式时间机器(1)
2015-10-29NEWYORK–STYLETIMEMACHINE纽约式时间机器NEWYORK-STYLETIMEMACHINEQ.IassumewhenyoutravelbackintimeyouendupatthesamespotontheEarth'ssurface.Atleast,that'showitworkedintheBacktotheFuturemovies.Ifso......
《那些古怪又让人忧心的问题》第89期:联邦快递VS互联网(1)
2015-10-22FEDEXBANDWIDTH联邦快递VS互联网Q.When–ifever–willthebandwidthoftheInternetsurpassthatofFedEx?Q.什么时候——如果真的可能的话——互联网的传输带宽能够超过联邦快递(FedEx)的带宽?JohanÖbrink——约翰•......
《那些古怪又让人忧心的问题》第18期:太空潜水艇(2)
2015-10-28Temperatureisameasureoftheaveragekineticenergyofacollectionofparticles.Inspace,individualmoleculeshaveahighaveragekineticenergy,buttherearesofewofthemthattheydon'taffectyou.温度描述的是一堆粒子的......
《那些古怪又让人忧心的问题》第79期:飞越减速带(1)
2015-10-22SPEEDBUMP飞越减速带Q.Howfastcanyouhitaspeedbumpwhiledrivingandlive?Q.最快能以多快的速度驾车冲过减速带并幸存下来?A.SURPRISINGLYFAST.A.非常非常快。First,adisclaimer.Afterreadingthisanswer,don'ttrytodri......
《那些古怪又让人忧心的问题》第21期:短回答环节(2)
2015-10-28A.AHOUSEINAveryrainyplace,liketheAlaskapanhandle,mightreceivecloseto4metersofrainperyear.Waterturbinescanbeprettyefficient.Ifthehousehasafootprintof1500squarefeetandgutters5metersofftheground,itwouldg......
《那些古怪又让人忧心的问题》第28期:人力计算机(3)
2015-10-27Thisistoughtocalculate.Wecaneasilycomeupwithbenchmarkscoresforvarioustypesofcomputers,buthowdoyoumeasuretheinstructionspersecondof,say,thechipinaFurby?这个计算有些困难。我们可以很容易地给各种各样计算......