sub-excavation

名词 n.
中文释义

英文释义

名词 n.
  1. An excavation underneath something, or the excavation of a subgrade
    — We were grading the road and found a soft spot where we did a sub-excavation.

词形变化

sub-excavations plural subexcavation alternative

词源

Etymology tree
Proto-Indo-European *upó
Proto-Italic *supo
Latin sub
Latin sub-der.
English sub-
English excavation
English sub-excavation
From sub- + excavation.
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