deck roller

例句：

1. 1.The deck roller was a critical component in the design of the ship's deck.
   甲板滚轮是船只甲板设计中的关键部件。
2. 2. The deck roller was used to level the deck and ensure stability during the launch process.
   甲板滚轮用于平整甲板并确保发射过程中的稳定性。
3. 3.The deck roller was responsible for maintaining the smoothness of the deck surface during operation.
   甲板滚轮负责在操作期间保持甲板表面的平滑度。