stone circle
noun [ C ] uk/ˌstəʊn ˈsɜː.kəl/ us/ˌstoʊn ˈsɝː.kəl/
（史前环状）巨石阵
a circle of large stones, usually standing stones, put in position by people in prehistoric times (= the period before there were written records)
Avebury is the world's largest stone circle, stretching across 28 acres. 埃夫伯里有世界上最大的史前环状巨石阵，绵延28英亩。
Britain's first monuments - stone circles, lines and cairns - are almost 5,000 years old. 英国最早的纪念碑性质的建筑，即石阵、石线和石冢，有近5000年的历史。
- More examples
- Less than a mile to the northwest is another stone circle, the Ring of Brodgar, dramatically sited on raised ground.
- About 3000 B. C., even before the stone circle was built at Stonehenge, wooden posts were erected.
- This region of Portugal is scattered with prehistoric remains, including over a dozen megalithic sites with dolmens, standing stones and stone circles.