“洋底”造句

洋底由平坦的平原构成.
The ocean bottom is made up of smooth plains.

在陆地和洋底要设置许多高增益的台站.
Many high - gain stations will be deployed on land and ocean bottom.

我们初次潜入大西洋底时心情十分激动.
Our initial Atlantic dives were filled with excitement.