n.(对古物的)发掘，发掘现场，挖掘，开凿，挖土

原形：excavation复数：excavations

The archaeologists are currently conducting an excavation at the site to uncover ancient artifacts.
考古学家正在该地点进行挖掘，以发掘古代文物。
They discovered a well-preserved Roman villa during the excavation of a new highway.
在新建公路的挖掘过程中，他们发现了一座保存完好的罗马别墅。
The excavation revealed layers of history, from prehistoric times to medieval periods.
挖掘揭示了从史前到中世纪的历史层叠。
Excavation workers carefully removed the soil to expose the foundation of the old building.
挖掘工人小心翼翼地清除土壤，以便露出老建筑的地基。
A team of experts is overseeing the excavation to ensure the integrity of the site.
一组专家正在监督挖掘工作，以确保遗址的完整性。
The discovery of fossilized dinosaur bones was a major find during the excavation.
挖掘过程中发现了恐龙化石，是一个重大发现。
After weeks of excavation, they unearthed a treasure trove of gold coins.
经过几周的挖掘，他们发掘出了一批金币宝藏。
The excavation process can be time-consuming and physically demanding, but the results are often invaluable.
挖掘过程可能耗时且体力消耗大，但结果通常极其宝贵。
The excavation uncovered a network of ancient irrigation channels, providing insight into the region's agricultural practices.
挖掘揭示了一套古老的灌溉系统，有助于了解该地区的农业传统。
The excavation team had to deal with unexpected challenges, such as extreme weather conditions and uncharted underground structures.
挖掘团队不得不应对意外挑战，如极端天气和未知的地下结构。