catacombs
noun /ˈkætəkuːmz/
/ˈkætəkəʊmz/
[plural]- a series of underground tunnels used for burying dead people, especially in ancient times
（尤指古代纵横交错的）地下墓穴 词源Old English, from late Latin catacumbas, the name of the subterranean cemetery of St Sebastian near Rome; reinforced in late Middle English by French catacombes.