cage mast

例句：

1. 1. The ship was anchored in the harbor with its mast standing tall.
   这艘船停泊在港口，桅杆高耸。
2. 2.The sailors were busy fixing the broken mast.
   水手们忙于修理断裂的桅杆。
3. 3. The captain ordered the crew to secure the mast before leaving.
   船长命令船员在离开前将桅杆固定好。