| 释义 |
chasma
chasma (kaz -mă) (plural: chasmata) A deep valley with steep sides. The word is used in the approved name of such a surface feature on a planet or satellite.chasma
chasma A near-extinct anatomic term for a large opening, cleft or space.chasma (kăz′mă) [Gr., a cleft] An opening, gap, or wide cleft. |