有关忧心的英语内容
> 列表《那些古怪又让人忧心的问题》第87期:轨道速度(3)
2015-10-22But8km/sisblisteringlyfast.Whenyoulookattheskynearsunset,youcansometimesseetheISSgopast...andthen,90minuteslater,seeitgopastagain.Inthose90minutes,it'scircledtheentireworld.但每秒8千米的速度是非常......
《那些古怪又让人忧心的问题》第81期:飞越减速带(3)
2015-10-22Whilemostpassengercarshavesomekindofartificialspeedlimitsimposedbytheenginecomputer,theultimatephysicallimittoacar'stopspeedcomesfromairresistance.Thistypeofdragincreaseswiththesquareofspeed;atsom......
《那些古怪又让人忧心的问题》第32期:小世界(3)
2015-10-27Tidalforceswouldactonyouinseveralways.Ifyoustretchedyourarmdowntowardtheplanet,itwouldbepulledmuchharderthantherestofyou.Andwhenyoureachdownwithonearm,therestofyougetspushedupward,whichmeansotherparts......
《那些古怪又让人忧心的问题》第12期:摩尔鼹鼠
2015-10-28MOLEOFMOLES摩尔鼹鼠Q.Whatwouldhappenifyouweretogatheramole(unitofmeasurement)ofmoles(thesmallfurrycritter)inoneplace?Q.如果你把一摩尔的鼹鼠放到一起会发生什么?--肖恩.赖斯A.THINGSGETABITgruesome.First,som......
《那些古怪又让人忧心的问题》第140期:中子子弹(4)
2015-10-16Setthebulletonasturdypedestal把子弹放在坚实的底座上First,we'dneedamagicalinfinitelystrongpedestaltoputthebulleton,whichwouldneedtositonasimilarlystrongplatformlargeenoughtospreadtheweightout.Other......
《那些古怪又让人忧心的问题》第94期:斯巴达勇士(2)
2015-10-21Attempt3方法三Let'sdispensewiththebowsentirelyandgiveourarchersarrow-firingGatlingbows.Iftheycanfire70arrowspersecond,thataddsupto110squaremetersofarrowsper100squaremetersofbattlefield!Perfect.我......
《那些古怪又让人忧心的问题》第133期:雨滴(1)
2015-10-17RAINDROP雨滴Q.Whatifarainstormdroppedallofitswaterinasinglegiantdrop?Q.如果一场暴雨中所有的水分都汇聚成一颗巨大的水珠并从天上掉下来会发生什么?——MichaelMcNeill——迈克尔•麦克尼尔A.IT'SMIDSUMM......
《那些古怪又让人忧心的问题》第131期:最孤独的人(2)
2015-10-17Antarcticexplorers南极探险者DuringtheperiodofAntarcticexploration,afewpeoplehavecomeclosetobeatingtheastronauts,andit'spossibleoneofthemactuallyholdstherecord.OnepersonwhocameveryclosewasRobertSco......
《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35期:牛排坠落(3)
2015-10-26Forthesakeofthissimulation,Iassumethatatlowerspeedssometypeofvortexsheddingcreatesaflippingtumble,whileathypersonicspeedsit'ssquishedintoasemi-stablespheroidshape.However,thisislittlemorethanawild......
《那些古怪又让人忧心的问题》第101期:乐高大桥(1)
2015-10-21LEGOBRIDGE乐高大桥Q.HowmanyLegobrickswouldittaketobuildabridgecapableofcarryingtrafficfromLondontoNewYork?HavethatmanyLegobricksbeenmanufactured?Q.要想用乐高积木搭一座连接纽约和伦敦的大桥需要多少积木?已......
《那些古怪又让人忧心的问题》第19期:太空潜水艇(3)
2015-10-28Okay-technically,asubmarinedoeshaverockets.好吧,严格地来说,潜艇上是有火箭的。Unfortunately,therocketsarepointingthewrongwaytogivethesubmarineapush.Rocketsareself-propelling,whichmeanstheyhaveverylittler......
《那些古怪又让人忧心的问题》第14期:最后的人类之光
2015-10-28THELASTHUMANLIGHT最后的人类之光Q.IfeveryhumansomehowsimplydisappearedfromthefaceoftheEarth,howlongwoulditbebeforethelastartificiallightsourcewouldgoout?THELASTHUMANLIGHTQ.如果所有人类都消失了,那么最后一......
《那些古怪又让人忧心的问题》第127期:汇聚闪电(1)
2015-10-18ALLTHELIGHTNING汇聚闪电Q.Ifallthelightningstrikeshappeningintheworldonanygivendayallhappenedinthesameplaceatonce,whatwouldhappentothatplace?Q.如果某一天全世界发生的所有闪电都同时出现在一个地方,那么那个......
《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93期:斯巴达勇士(1)
2015-10-21SPARTA斯巴达勇士Q.Inthemovie300theyshootarrowsupintotheskyandtheyseeminglyblotoutthesun.Isthispossible,andhowmanyarrowswouldittake?Q.在电影《斯巴达300勇士》中,斯巴达勇士朝天空中射箭,看上去阳光都被箭给挡......
《那些古怪又让人忧心的问题》第55期:星级塞斯纳(4)
2015-10-25Infact,humansonTitancouldflybymusclepower.Ahumaninahangglidercouldcomfortablytakeoffandcruisearoundpoweredbyoversizedswim-flipperboots-oreventakeoffbyflappingartificialwings.Thepowerrequirementsaremin......
《那些古怪又让人忧心的问题》第59期:飞越州(2)
2015-10-24Atlanta'sairportisthebusiestintheworld,withmorepassengersandflightsthanTokyo,London,Beijing,Chicago,orLosAngeles.It'sthemainhubairportforDeltaAirLines-untilrecentlytheworld'slargestairline......
《那些古怪又让人忧心的问题》第73期:高掷比赛(1)
2015-10-23HIGHTHROW高掷比赛Q.Howhighcanahumanthrowsomething?Q.人类可以把一个物体扔多高?A.HUMANSAREGOODATthrowingthings.Infact,we'regreatatit;nootheranimalcanthrowstufflikewecan.A.人类很擅长扔东西。实际上,我们是......
《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......
韩国语固定搭配活学活用303:担心,忧心(下)
2022-05-21精选了韩国语日常会话、电视剧以及小说、散文中经常出现的固定搭配。526个固定搭配,面面俱到;600个鲜活场景,浓缩生活;1000个时尚例句,即学即用。内容均为年轻人喜爱的话题,涉及知识面广泛,富有趣味性。所选固定搭配也多次出......
《那些古怪又让人忧心的问题》第103期:乐高大桥(3)
2015-10-20Cost造价LegobricksaremadeofABSplastic,whichcostsaboutadollarperkilogramatthetimeofthiswriting.Evenoursimplestbridgedesign,theonewiththekilometer-longsteeltethers,13wouldcostover$5trillion.乐高积木由AB......
《那些古怪又让人忧心的问题》第5期:乏燃料游泳池
2015-10-29SPENTFUELPOOL乏燃料游泳池Q.WhatifItookaswiminatypicalspentnuclearfuelpool?WouldIneedtodivetoactuallyexperienceafatalamountofradiation?HowlongcouldIstaysafelyatthesurface?Q.如果我在一个普通的乏燃料(用过......
《那些古怪又让人忧心的问题》第136期:考试靠猜
2015-10-17SATGUESSING考试靠猜Q.WhatifeveryonewhotooktheSATguessedoneverymultiple-choicequestion?Howmanyperfectscoreswouldtherebe?Q.如果每个参加美国高考(SAT)的学生都在选择题部分乱猜一气会怎么样?有多少人会获得满分?—......
《那些古怪又让人忧心的问题》第45期:外星天文学家(1)
2015-10-26ALIENASTRONOMERS外星天文学家Q.Let'sassumethere'slifeonthenearesthabitableexoplanetandthattheyhavetechnologycomparabletoours.Iftheylookedatourstarrightnow,whatwouldtheysee?Q.不妨假设在离我们最近......