Itwas12:45pmon2January,2007.50-year-oldWesleyAutreywaswaitingforthetrainatasubwaystationinNewYork.Histwodaughtersagedfourandsix,werewithhim.Suddenly,asickmancollapsed(摔倒)ontheplatform.Theman,20-year-oldCameronHollopeter,gotup,butthenfellagain—thistime,ontothetrackbetweenthetworails.Atrainwascomingintothestation.Itwasafrighteningmoment.ButMrAutreywasn’tfrightened.Helookedattheman,andhelookedatthespacethatthemanwasin.Itwasabouthalfameterdeep.Andhethought,“Thetrainisgoingtotraveloverthisman.Ifhetriestogetup,thetrainwillkillhim.Butifheliesonthegroundanddoesn’tmove,he’llbeOK.”Soheknewhehadtomakeadecision.Hejumped.Mr.AutreylayontopofMr.Hollopeterandkepthimdownontheground.Thetraindriversawthem.Hewasterrified,buthecouldn’tstopintime.Fivecarriagestraveledoverthetwomenbeforethetrainstopped.Thepeopleontheplatformwereshocked.WhenMr.Autreyheardthemscreaming,heshouted“We’reOKdownhere,butI’vegottwodaughtersupthere.Letthemknowtheirfather’sOK”.Peopleontheplatformclappedandcheered—theywereamazedatAutrey’scourage.Subwayworkershelpedthetwomenout.AnambulancetookMr.Hollopetertohospital.Hehadnoseriousinjuries.InaninterviewonaTVshow,Mr.Autreysaid,“Theonlythingthathappenedtomewasmybluehatgotdirty”.

求翻译!写出他的大致内容也行!