Arctic

北极(the Arctic北极北区；北冰洋)

archangel, archbishop, archbishopric, archdeacon, archdeaconry, archdiocese, archduke, archer, archery, archetypal, archetypally, archetype, archipelago, architect, architectural, architecture, archive, archives, archivist, archway, Arctic Circle, ardent, ardently, ardor, ardour (US ardor), arduous, arduously, are, area, area code (US) dialling code, areca, areca nut (also betel-nut), aren't, arena, arete, argon, argot, arguable, arguably, argue,