English主要词典
excavation
Universal Words
noun
1 [C,U] the activity of digging in the ground to look for old buildings or objects that have been buried for a long time:
the recent excavations at Pompeii
2 [C,usually pl.] a place where people are digging to look for old buildings or objects:
The excavations are open to the public.
3 [U] the act of digging, especially with a machine