It covers a land area of about 9.6 million square kilometers and a sea area of about 4.73 million square kilometers, with a mainland coastline of about 18 thousand kilometers.

陆地面积约960万平方千米，海域面积约为473万平方千米，大陆海岸线长约1.8万千米。

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With its vast, uninhabited northern coastline, mainland Australia would seem to have ample room to take over the task itself.

澳大利亚大陆辽阔而杳无人迹的北海岸线似乎有足够充裕的空间自己来接管这项任务。

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With its vast, uninhabited coastline, mainland Australia would seem to have ample room to take over the task itself.

凭借广阔而且无人居住的海岸线，澳大利亚大陆似乎有足够的空间来自己接受这个任务。

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