bowline on the bight

例句：

1. 1. The police set up a bowline to stop the crowd from dispersing.
   警方设置了一道警戒线来阻止人群散开。
2. 2. The soldiers formed a line of defense along the riverbank.
   士兵们沿着河岸形成了一道防线。
3. 3. The team used a rope to pull the heavy box across the room.
   团队使用一根绳子把沉重的箱子从房间的一边拉到另一边。