1. 采石场：stone mill 碎石机 | stone pit 采石场 | stone powder 岩粉

2. 石坑：stone pine 石松 | stone pit 石坑 | stone 石

3. 采石坑：stone-filled works == 堆石工程 | stone-pit == 采石坑 | stone-separating device == 除石装置

noun

1. a surface excavation for extracting stone or slate

e.g. a British term for `quarry' is `stone pit'

Synonym: pitquarry