roll-on ferry

例句：

1. 1. The roll-on ferry is a popular mode of transportation in the city.
   滚动式渡船是该市流行的交通工具。
2. 2. We took a roll-on ferry to cross the river and explore the nearby area.
   我们乘坐滚动式渡船过河，探索附近的地区。
3. 3.The roll-on ferry was a great way to get around the island.
   滚动式渡船是岛上通行的绝佳方式。