求翻译：各位老师同学们大家好,很高兴能站在这里和大家讨论有关澳大利亚的相关知识,首先, 澳大利亚是全球土地面积第六大的国家，也是南半球经济最发达的国家，澳大利亚奉行多元文化，20%的居民出生在澳大利亚以外的国家和地区。澳大利亚也是一个体育强国，是全球多项体育盛事的常年举办国。是什么意思？

That teachers students Hello, everyone, is pleased to stand here and we discuss the relevant knowledge about Australia, first of all, Australia is the world's sixth largest country in land area, but also the southern hemisphere's most economically developed countries, to pursue a multicultural Austr

Good for you, my fellow teachers students are very pleased to be able to stand here and we discussed the relevant knowledge relating to the Australia, first of all, Australia is the global land area, and is also the 6th largest in Southern Hemisphere countries the most economically developed countri

Fellow teachers schoolmates everybody good, very happy can stand in here and everybody discussion concerns Australia's related knowledge, first, Australia is the whole world land area sixth big country, also is the southern hemisphere economy most developed country, Australia carries out the multicu

Teachers students well, is pleased to stand here and we discussed the Australia-related knowledge, first of all, Australia is the world's land area is the sixth-largest country, is also the most developed countries in the southern hemisphere, Australia pursuing the multicultural, 20% of the resident

That teachers students Hello, everyone, is pleased to stand here and we discuss the relevant knowledge about Australia, first of all, Australia is the world's sixth largest country in land area, but also the southern hemisphere's most economically developed countries, to pursue a multicultural Austr