Nthawi Yowerengera: 5 mphindi Kaya ndi nthawi yanu yoyamba kapena yachinayi kuyenda pa sitima, ulendo wanu sitima zinachitikira nthawi zonse kusintha. Nawa mfundo osankhidwa kutsatira kwa mtheradi sitima ulendo zinachitikira ngati simuli otsimikiza mmene kukonzekera ulendo sitima. Sitima zapamtunda…