Marka hore, arrimaha ugu waaweyn waa inta jeer ee leysarka, qaabka booska laysarka iyo xagal kala duwanaanta iftiinka, awoodda laysarka, qaabaynta indhaha oo macquul ah oo leh habka gaaska caawinta, walxaha.Arrimaha gudaha inta badan moodooyinka hore marka qoondaynta dareenka, waa in ay raacaan talada mashiinka laysarka ...