- (transitive) to refill an excavated trench, esp (in archaeology) at the end of an investigation
- the soil used to do this
单词 | backfill |
释义 | WordReference Random House Unabridged Dictionary of American English © 2024 back•fill (bak′fil′),USA pronunciation n.
v.t.
Collins Concise English Dictionary © HarperCollins Publishers:: backfill /ˈbækˌfɪl/ vb
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