Okwangoku, iirobhothi zibomvu, ziluhlaza kwaye zityheli.Ubomvu buthetha ukuyeka, uhlaza uthetha hamba, umthubi uthetha ukulinda (okt ukulungiselela).Kodwa kwakudala, kwakukho imibala emibini kuphela: obomvu kunye nohlaza.Njengoko umgaqo-nkqubo wokuguqulwa kwetrafikhi waba ngakumbi nangakumbi, omnye umbala wongezwa kamva, ophuzi;Emva koko enye...
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