3责任编辑：张思彤 CurrentAffairs Mannedmoon,Marsmissionsamongplans AsplannersformannedspacemissionsmovesteadilytowardthegoalofplacingChineseastronautsonthemoon,theyhavealsostartedsettingtheirsightsonamuchfartherdestination—Mars. Scientistshavebeenmakingpreparationsforthecountry'smannedlunarmissions,includingtheestablishmentofamannedscientificoutpost,ordingtothenation'sleadingspacecontractor,ChinaAerospaceScienceandTechnologyCorp. panysaidtheultimategoalofChina'slunarexpeditionsistolaythescientificandtechnologicalfoundationsformannedmissionstoMars. "Thenextstepsin(China's)mannedspaceprogramswillbemannedexplorationofthemoon,"theState-ownedspaceconglomeratequotedmannedspaceprogramofficialsassayinginastatementsenttoChinaDaily."(Wewill)setupbasesonthemoontoconductscientificoperations,expandahabitableplaceformankindandgainexperienceandexpertisefordeep-spaceexpeditionsbeyondthemoon.Thelong-termgoalistosendhumanstoMars." ItisthefirsttimethatChina'sspaceindustryhaspubliclyunveiledaplanformannedmissionstothered. PangZhihao,aspacetechnologyresearcherinBeijing,saiditisverymeaningfulformankindtoreachMars,addingthatsomeChinesescientistshaveproposedamannedMarsmissionbefore2050. "SendingastronautstherewillgivemanbetteropportunitiestolookfortracesoflifeonMars.Thisisimportantbecauseinoursolarsystem,MarsresemblesEarththemost,soresearchintothepossibilityoftheexistenceoflifetherewillenableustobetterunderstandtheoriginandevolutionoflifeonourmother. However,scientistsandengineersmusteagreatmanydifficultiestosendamannedmissiontoMars,hesaid. "Firstofall,MarsisveryfarfromEarth—theclosestdistanceis55millionkilometers,whichmeansaroundtripwilltakemorethan500days,"theresearchersaid."dSecond,puttingamannedrocketintotheEarth-Marstransfertrajectorywillrequireittobeabletoflyattheescapevelocity,or11.2kmpersecond.” OtherfactorsthatshouldbetakenintoconsiderationincludedisturbancesmunicationbetweenaMars-boundspacecraftandEarth,sourcesofenergytosustainoperationsonMarsandastronauts'healthriskscausedbyalengthystayonMars. (FromChinaDaily) Policefind41migrantsaliveintruckinnorthernGreece ggaATHENS-Greekpolicefound41migrants,mostlyAfghans,hidinginarefrigeratedtruckatamotorwayinnorthernGreeceonMonday,officialssaid.ggaThediscoverycame10daysafter39bodies,allbelievedtobeVietnamesemigrants,werediscoveredinthebackofarefrigeratedtrucknearLondon.TwopeoplehavebeenchargedinBritainandeightinVietnamoverthedeaths. TherefrigerationsysteminthetruckwherethemigrantswerefoundinnorthernGreecehadnotbeenturnedon,andnoneofthemigrantswasinjured,thoughsomeaskedformedicalassistance,aGreekpoliceofficialsaid. PolicehadpedthetrucknearthecityofXanthiforaroutinecheck,arrestingthedriverandtakinghimandthemigrantstoanearbypolicestationforidentification. Greeceiscurrentlystrugglingwiththebiggestresurgenceinarrivalsofmigrantsandrefugeessince2015,whenmorethanamillioncrossedintoEuropefromTurkeyviaGreece. ggaMostofthemarereachingGreekAegeanislandsclosetotheTurkishcoastviaboatsbutalargenumbereoverland,usingariverbordercrossingwithTurkey.defs. Roadidents,mainlyinnorthernGreece,involvingmigrantstryingtocrossintoothercountrieshaveemorefrequentinrecentyears.Policehavearresteddozensofpeoplebelievedtobeinvolvedinhumantraffickingsofarin2019. ggaAbout34,000asylumseekersandrefugeesarebeingheldinovercrowdedcampsontheAegeanislandsunderconditionswhichhumanrightsgroupshaveslammedasappalling. TheconservativegovernmentthatcametopowerinJulyhasvowedtomoveupto20,000offtheislandsanddeport10,000peoplewhodonotqualifyforasylumbytheendof2020. (FromChinaDaily) Donot,foronerepulse,giveupthepurposethatyouresolvedtoeffect.---WilliamShakespeare