a bowl-shaped geological formation at the top of a volcano
同义词：volcanic crater
a faint constellation in the southern hemisphere near Hydra and Corvus
a bowl-shaped depression formed by the impact of a meteorite or bomb
cratering例句
Cratering Rates in the Outer Solar System Cratering Chronology and the Evolution of Mars Cratering Chronology and the Evolution of Mars Mars/Moon Cratering Rate Ratio Estimates Mars/Moon Cratering Rate Ratio Estimates Martian cratering 8: Isochron refinement and the chronology of Mars Cratering record of the inner solar system in reference to the lunar system Cratering Records in the Inner Solar System in Relation to the Lunar Reference System Cratering Records in the Inner Solar System in Relation to the Lunar Reference System Some recent advances in the scaling of impact and explosion cratering
