ships entered harbor

例句：

1. 1. The ships sailed across the ocean.
   这些船穿过了海洋。
2. 2. The captain ordered the ships to turn back.
   船长命令船只返回。
3. 3. The ships were carrying cargo from one port to another.
   这些船正在从一个港口运送货物到另一个港口。