caverned

1.The rock was caverned out to make a tunnel.

石造隧道。

2.Caverned in night under the drifted snow,

浮冰积雪洞中夜，

3.The Chu Prince Mausoleum is a seldom seen and except ionally big caverned catacomb with the gigantic project for a prince in the Western Han Dynasty.

狮子山楚王陵：楚王陵“因山为陵，凿石为藏”，形制奇特，程浩大，完全在石之中凿建而成，是一座罕见的特大型西汉诸侯王崖洞墓葬。