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peneplain n.【地質學;地理學】(因地面受侵蝕而形成的)準平原。v...

peneplane

Base level peneplain 基面準平原

Intersecting peneplain morvan 交切準平原

Subaerial erosion occurs often with reduction to a peneplain . 陸上侵蝕常夷平成準平原。