end peneplain终期准平原
fossil peneplain古准平原;化石准平原
peneplain remnant准平原残余
fall peneplain准平原风化带
desert peneplain[地质] 荒漠准平原
elevated peneplain上升准平原
undulated peneplain波状准平原
primary peneplain始准平原;原始准平原
arid peneplain干旱准平原
N(名词) a relatively flat land surface produced by a long period of erosion (因地面受长时间侵蚀而形成的)近似平原