"posthole" in Chinese (Simplified)
立柱孔桩孔
Definition
立柱孔是指在地面挖出的深而窄的洞，用来固定柱子，如篱笆、标志或建筑支撑柱。
Usage Notes (Chinese (Simplified))
主要用于建筑、园艺和考古领域。常见搭配有“挖立柱孔”、“立柱孔工具”。仅指孔洞本身，而非柱子。日常口语中较少使用，除非涉及建造工作。
Examples
We need to dig a posthole for the new fence.
我们需要为新围栏挖一个**立柱孔**。
Each posthole must be deep enough to support the post.
每个**立柱孔**都必须足够深以支撑柱子。
He used a special tool to make the posthole.
他用一种特殊工具制作了**立柱孔**。
That old posthole in the yard keeps filling with water after it rains.
院子里的那个旧**桩孔**下雨后老是积水。
Be careful—you might trip over that open posthole near the driveway.
小心点，车道附近的那个**立柱孔**你可能会绊倒。
The archaeologists found an ancient posthole pattern at the site.
考古学家在遗址发现了古老的**立柱孔**排列。