An ocean is a lot of salt water that forms the oceans of Earth. It is one of the main divisions of the world's oceans. In descending order of size, they are the Pacific, Atlantic, Indian, Southern and Arctic oceans.

海洋是形成地球海洋的大量盐水。 它是世界海洋的主要区域之一。 按大小降序排列,它们是太平洋,大西洋,印度洋,南大洋和北冰洋。