sistem nirpumpun bahasa Inggris

• afocal system

• sistem:    activitas; agraria; carrer; concret;
• kanta nirpumpun:    afocal lens
• sistem:    activitas; agraria; carrer; concret; correctional; monorai; overdraf; simpl; socialcultural; stockkeeping; system; systems; scale; tract; device; system of rules; simple machine; organisation; conve