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backfilling英英字典_backfilling剑桥英语解释_backfilling柯林斯英文解释_2020年的事情英文词典
2020年的事情英文词典

backfilling

B 开头单词

柯林斯词典

    backfill /ˈbækˌfɪl/

  • 1. V to refill an excavated trench, esp (in archaeology) at the end of an investigation (尤指考古挖掘后)重新填埋坑、壕

  • 2. N the soil used to do this 回填土

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