帆脚索

例句：

1. 1. The sailors were busy repairing the sails and fixing the rigging.
   水手们忙于修理帆和调整帆索。
2. 2. The boat was anchored securely in a safe harbor.
   这艘船安全地锚定在一个安全的港口。
3. 3. The captain had to make sure all the sails were properly adjusted before setting sail.
   船长必须确保所有帆都正确调整后才能启航。