海床

In geographical terms, the sea bed can be divided into two or three quite distinct regions.

按地理学的观点， 海床可划分成二个或三个大不相同的区域。

The idea of sea - floor spreading actually preceded the theory of plate tectonics.

海床扩展说实际上早于板块结构理论。

And the sulphide mineral deposits lie directly on the sea floor.

而硫化物矿藏直接坐落在海床上。

The ship came to rest on the sea bed.

那艘船在海床上搁浅了。

He dropped , with the weight, straight to the sandy floor.

他带着那块石头沉了下去， 一直沉到沙子的海床上。