cavus

弓形足, 爪形足

发音

/ˈkeɪ.vəs/

词形变化

cavi 复数 cavi

释义与例句

n.
  1. 1.

    In planetary geology, an irregular steep-sided depression that does not seem to be an impact crater.

    地质

词源

Unadapted borrowing from Latin cavus (“a hollow, hole”). Doublet of cave and cavum.

来源：wiktionary