柯林斯詞典megalith /?m?ɡ?l?θ/ 1. N a stone of great size, esp one forming part of a prehistoric monument 史前巨石 返回 megalith劍橋詞典a large stone , sometimes forming part of a group or circle , thought to have been important to people in the Stone Age for social or religious reasons 巨石 返回 megalith