Up or down???
Agar betone khate moghavemat ro robe bala beshkhane va saghfe bala tar az ghabli bezane robe bala harekat mikone ama agar khat hemayat va khaf ghabli ro beshkane rizesh khahim did noghte vrod ya balay moghavemat ya paiine hemayat dar khol ravand ta inja sodi bode aya dar in noghte shahede taghire ravand hasyim???
Avalin tajrobe
