anchor hole depth

例句：

1. 1. The ship anchored at the deepest part of the harbor.
   船在港口最深处抛锚。
2. 2. The pilot navigated through the anchor hole depth to reach his destination.
   飞行员通过锚洞深度导航到达目的地。
3. 3. The engineer measured the depth of the anchor hole before starting the construction.
   工程师测量了锚洞的深度，以便开始施工。