ocean
/ˈəʊʃən/noun
1- a very large expanse of sea, in particular, each of the main areas into which the sea is divided geographically海洋：
the Atlantic Ocean.
大西洋。
1.1
- （一般作the ocean）the sea海：
as modifier the ocean floor.海底。
1.2
an ocean of/oceans of
informal a very large expanse or quantity〈非正式〉一大片, 极大量：she had oceans of energy.
她有无穷的精力。
派生词
oceanward
（亦作-wards）adverb & adjective词源
Middle English: from Old French occean, via Latin from Greek ōkeanos 'great stream encircling the earth's disc'. 'The ocean' originally denoted the whole body of water regarded as encompassing the earth's single land mass.