金字塔英文介绍（八年级）急需关于金字塔的介绍,最好是符合八年级词汇量和语法的,生词不要太多不要直接拷贝网上的那种，或者其它风景名胜也可以，比如埃菲尔铁塔、伦敦眼什么的都
金字塔英文介绍（八年级）
急需关于金字塔的介绍,最好是符合八年级词汇量和语法的,生词不要太多
不要直接拷贝网上的那种，或者其它风景名胜也可以，比如埃菲尔铁塔、伦敦眼什么的都行
astructurewheretheouter
surfacesaretriangularandconvergeatapoint.Forthousandsofyears,thelargeststructuresonearthwerepyramids:firsttheRedPyramidintheDashurNecropolisandthentheGreatPyramidofKhufu,bothofEgypt,thelattertheonlyoneoftheSevenWondersoftheAncientWorldstillremaining.Khufu’sPyramidisbuiltentirelyoflimestone,andisconsideredanarchitecturalmasterpiece.Itcontainsaround1,300,000blocksranginginweightfrom2.5tonsto15tonsandisbuiltonasquarebasewithsidesmeasuringabout230m(755ft),covering13acres.Itsfoursidesfacethefourcardinalpointspreciselyandithasanangleof52degrees.TheoriginalheightofthePyramidwas146.5m(488ft),buttodayitisonly137m(455ft)high,the9m(33ft)thatismissingisduetothetheftofthefinequalitylimestonecovering,orcasingstones,bytheOttomanTurksinthe15CenturyA.D,tobuildhousesandMosquesinCairo.Itisstillthetallestpyramid.Thelargestpyramidintheworldeverbuilt,byvolume,istheGreatPyramidofCholula,intheMexicanstateofPuebla.Thispyramidisstillbeingexcavated.
ThemostfamouspyramidsaretheEgyptianpyramids—hugestructuresbuiltofbrickorstone,someofwhichareamongtheworld'slargestconstructions.TheageofthepyramidsreacheditszenithatGizain2575-2150B.C.Asof2008,some138pyramidshavebeendiscoveredinEgypt.TheGreatPyramidofGizaisthelargestinEgyptandoneofthelargestintheworld.UntilLincolnCathedralwasfinishedinAD1311,itwasthetallestbuildingintheworld.Thebaseisover52,600squaremetersinarea.WhilepyramidsareassociatedwithEgypt,thenationofSudanhas220extantpyramids,themostnumerousintheworld.
TheGreatPyramidofGizawasoneoftheSevenWondersoftheAncientWorld.Itistheonlyonetosurviveintomoderntimes.TheAncientEgyptianscoveredthefacesofpyramidswithpolishedwhitelimestone,containinggreatquantitiesoffossilizedseashells.ManyofthefacingstoneshavefallenorhavebeenremovedandusedtobuildthemosquesofCairo