单词：caecilians
(caecilian 的复数) n.蚓螈(无足目约150种两栖动物的统称)
plural of caecilian
n any of the small slender limbless burrowing wormlike amphibians of the order Gymnophiona; inhabit moist soil in tropical regions
a of or relating to or belonging to the family Caeciliidae
n any of the small slender limbless burrowing wormlike amphibians of the order Gymnophiona; inhabit moist soil in tropical regions
a of or relating to or belonging to the family Caeciliidae