船尾骨

例句：

1. 1. The captain was killed in the shipwreck.
   船长在沉船事故中丧生。
2. 2. The stern of the ship is where the crew lives.
   船的尾部是船员居住的地方。
3. 3. The stern of the ship is where the engine room is located.
   船的尾部是引擎室所在的位置。