| 例句 |
cavernnoun a naturally formed underground chamber with an opening to the surfacea cavern with beautiful stalactites antre, cave, delve(archaic), grot, grotto abyss, chasm, gulf, hollowcrawlway, gallery, subway, tunnelexcavation, mine, pit, shaft, wellbunker, dugout, foxholeburrow, covert, den, hole, lair, lodge, shelter in the 14th century |