dividing bushing

例句：

1. 1. The engineer useda dividing bushing tomark the construction line.
   工程师使用一个分界柱来标记施工线。
2. 2. The dividing bushing was essential for ensuringthe safety of the workers.
   分界柱对于确保工人的安全至关重要。
3. 3. Thedividing bushinghelped to prevent any potential accidentsduring the construction process.
   分界柱在施工过程中帮助防止任何潜在的事故。