单词	washing mark
释义	washing mark [地质] 冲洗痕迹
随便看	central office terminal central office trunks central office work order central oiling central oil outlet valve central opening central operating console central operation central operation processing unit central orbit central order book central ordinate central orthostatic hypotension central oscillating cylinder linkage central osteitis central osteosarcoma central outdoor router central oval central ovarium cavity central overlap technique central pacific Central Pacific Basin Central Pacific Railroad central pack central pain 反唇相稽反唇相讥反复推敲反复无常反客为主反戈一击反戈相向反手可得反攻倒算反朴归真 23420 23421 23422 23423 23424 23425 23426 23427 23428 23429