backfill / ˈbækˌfɪl /

🎓大学词汇回填回填物回填土回填土方

backfill 的 2 个定义

n. 名词 noun
  1. material used for refilling an excavation.
v. 有主动词 verb
  1. to refill.

更多backfill例句

  1. Soak the roots after planting to eliminate air pockets and backfill with soil as needed.