.. One, the Oceania that Australia of Australian nature general situation is located in the Southern Hemisphere, seagirt.

一、澳大利亚自然概况澳大利亚地处南半球的大洋洲，四面。

Gnomonic charts are published covering the Atlantic, Pacific and Indian Oceans, except for an equatorial belt in each ocean.

版大圆图覆盖大西洋，太平洋和印度洋（各大洋近赤道带域除外）。

At the end of the Permian period the earth's landmasses were configured into one supercontinent, Pangea, and a superocean, Panthalassa.

二叠纪末期，地球上的陆地合并成一块超级大洲，叫大陆，以及一个超级大，叫原始大洋。