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1·The greater portion of Antarctica is still terra nullius.

南极洲的大部分地方不属于任何国家。

2·Terra Nullius is from Latin. It means a land that is owned by no one.

一词来源于拉丁语，意思是无人拥有的土地。

3·Second, the claim that Kalayaan Island Group is terra nullius discovered by the Philippines is groundless.

第二，“卡拉延岛群”是菲律宾发现的“无主地”，这一说法根本不成立。