The frontal riser of the first pediment surface (P1) is the most recent fault scarp or diluvial platform;at the foot of pediment P1 outcrops the fault.是什么意思_The frontal riser of the first pediment surface (P1) is the most recent fault scarp or diluvial platform;at the foot of pediment P1 outcrops the fault.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句