海洋的故事

要像海一樣，滿不容易的

3.5525億平方公里

This article focuses on the collective seas of Earth.For individual seas,see List of seas.For other uses,see Sea (disambiguation),Seas (disambiguation),The Sea (disambiguation), and Ocean Sea (novel).

3.5%含水量

Both senses of sea date to Old English; the larger sense has required a definite article since Early Middle English.As the term has been applied over time,there are no sharp distinctions between seas and oceans