Australia, officially the Commonwealth of Australia, is a sovereign country comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands. Australia is the largest country by area in Oceania and the world's sixth-largest country.

澳大利亚，正式名称为澳大利亚联邦，是一个主权国家，由澳大利亚大陆、塔斯马尼亚岛和许多较小的岛屿组成。澳大利亚是大洋洲面积最大的国家，也是世界第六大国家。