桅楼

例句：

1. 1. The ship's mast is visible from the deck.
   从甲板上可以看到船的桅杆。
2. 2.The sailors were busy fixing therigging of the mast.
   水手们忙着修理桅杆上的绳索。
3. 3. The captainordered the crew to repair the damaged mast.
   船长命令船员修理损坏的桅杆。