Ụkwụ bench anyị O-frame ochie ga-eme ka oche gị mee ka ụdị ụlọ ọrụ na-eto. Enwekwara ike iji ya dị ka okpokoro okpokoro n'akụkụ ma ọ bụ ụkwụ okpokoro ngwụcha. Ụkwụ bench ndị a bụ nke igwe siri ike nke enyerela nchacha, ese na nchacha maka ịdịte aka. Ụkwụ bench ndị a siri ike nwere ike ijide elu bench dị elu site na nhazi O-frame ha ...