the continent of Antarctica is as large as the United States of America. 面积相当于一个美国
Australia is the world's most arid continent with blistering daytime temperatures. 澳大利亚是世界上最干旱的大陆 整个白天酷热难当
slid beneath the South American continent, buckling its edge. 俯冲到南美洲板块之下 造成它的边缘隆起