KODI MUMADZIWA?!?Kodi Glass Insulator ndi chiyani?!?Kale kwambiri isanafike nthawi yamakono yamakompyuta, mafoni am'manja, mafoni am'manja, zingwe za fiber-optic ndi intaneti, kulumikizana kwakutali kwamagetsi / pamagetsi kunali makamaka matelefoni ndi telefoni.M'kupita kwa nthawi, maukonde a "open wire" telegrap ...
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