dol·men
noun/ˈdɒlmen/
/ˈdəʊlmen/
- a pair or group of standing stones, with a large flat stone lying across the top of them, built in ancient times to mark a place where somebody was buried
石室冢墓（在一组竖石顶端置大石板） Word Originmid 19th cent.: from French, perhaps via Breton from Cornish tolmen ‘hole of a stone’.