an excavation underneath something, or the excavation of a subgrade

İngilizce - İngilizce

an excavation underneath something, or the excavation of a subgrade teriminin İngilizce İngilizce sözlükte anlamı

sub-excavation

We were grading the road and found a soft spot where we did a sub-excavation.

Heceleme

an ex·ca·va·tion un·der·neath something, or the ex·ca·va·tion of a sub·grade