| 例句 |
grottonoun a naturally formed underground chamber with an opening to the surfaceat the heart of the shrine is a small rocky grotto into which pilgrims can descend antre, cave, cavern, delve(archaic), grot abyss, chasm, gulf, hollowcrawlway, gallery, subway, tunnelexcavation, mine, pit, shaft, wellbunker, dugout, foxholeburrow, covert, den, hole, lair, lodge, shelter in 1617 |