ThesunThesunisthecenterofthesolarsystem(太陽系）,thesunisayellowdwarf（黃矮星）,lifeexpectancy（壽命）is100billion(億）years,thesunisabout50billionyearsold.Thereareaboutsixbillionyearsthesunwillburnfuel,whenthesunwillexpandintoaredgiant（紅巨星）,swallowhalfeachsolarsystem,andthenwillslowlyshrinkintoahighdensityofwhitedwarfs（白矮星）!Thenwehumansmovedoutofthesolarsystemaspossible!fuel燃料expand膨脹swallow吞噬shrink緊縮density密度moveoutof搬出，移出redgiant（紅巨星）Itiscalleda"giant",isoutofitshugevolume（體積巨大）.Inthegiantphase（巨星）,thestarsizewillbeexpandedtoonebilliontimesasmuch（十億倍之多）Itisalsoaveryspecialobjects（天體）,ithastheadvantagesofsmallvolume,lowbrightness,butthequalityof（......的質量）large,highdensity.Awhitedwarf（白矮星）

Awhitedwarfisalowluminosity(低光度）,highdensity（低密度）,hightemperatureofstars.Finallyblackhole（黑洞）neutronstar（中子星）blackdwar（黑矮星）Blackdwarfisthelaststageofstellarevolution（恒星演化）ofsmallandmediumquality.About1solarmassstars（質量恒星）oftheultimateproduct（終極產物）.Blackdwarf(黑矮星）Itwillbeforever(它將永存）aftergravitationalcollapse（引力坍縮）

supernovaexplosionoccurred（超新星爆炸）.hewillbecomeapartofthenebula（星云）Neutronstars（中子星）Neutronstarsarestarsblackholesexceptthedensitymaximumofevolution(密度最大）totheend.

thesubjectwilldisappear（主體將消失）Adensityofblackholeisthecenteroftheinfinite（無限大）,thecurvatureofspacetime（時空曲率）isinfinite,blackhole（黑洞）infinitesmallvolume（體積）highsingularity（奇點）andaroundaportionof

（一部分）absolutelyempty（空空如也）sky.Itwillsuck（吸噬）everything(includinglight)Itwilldieandspitallsuckthings他將死亡（產生白洞）并吐出一切吸噬的東西canonlythroughtheboundary（邊界）outwardmovement.butnotthereversemovement.Awhiteholeisjetsource（噴射源）intheuniverse（宇宙）,thewhiteholecanprovidethematerialandenergytotheoutsideareas(andspray（噴射）light)whitehole（白洞）Specialcelestial（天體）

coincidedwith（正好）theinverseo