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『t歐美日韓國產成人高清視頻』介紹:PickingupwhereheleftoffinNOVA’spopularspecial,HuntingtheElements,DavidPoguesetsoutonaworldwidequesttofindthekeymoleculesandchemicalreactionsthathavepavedthewayforhumancivilization,life,andeventheuniverseasweknowit.Andalongtheway,heuncoversthesimpleprinciplesthatproducesuchadizzyingdiversityofmatterfromelementsontheperiodictable.Episodesinclude…ReactionsIndestructibleLife