slipway with wedge type launching

例句：

1. 1. The slipwayis used to transport large boats through thewater.
   滑道用于将大型船只通过水路运输。
2. 2. The construction of the slipway was completed ahead of schedule.
   滑道的建设提前完成。
3. 3. The slipway is acrucial part of the bridge's design.
   滑道是桥梁设计中至关重要的一部分。