sea current

例句：

1. 1. The sea currentis carrying the fish towards the shore.
   海流正在将鱼推向岸边。
2. 2. The scientistsstudied the sea currents to understand themovement of the ocean.
   科学家们研究了海流，以了解海洋的移动。
3. 3. Thesea current can help us find our wayback to the ship.
   海流可以帮助我们找到返回船只的路。