journey over the sea的意思|示意

At one time the continent will sink, and the nodule resume its journey over the deep-sea plains, toward its starting point.

某—天大陆会降沉，而金属核却又踏上了跨越深海平原，回归到出发点的旅程。

Definition: travelling long distances over land and sea rather than by plane, especially because you are concerned about the environment or because you want to spend time enjoying the journey.

定义：在陆地和海上进行长途旅行而非乘飞机，尤其是因为你关心环境或者因为你想慢慢享受旅行。