短语词组短语uniform abruptness 等斜牵gentle abruptness 平缓倾斜lateral abruptness 参杂物分布侧向陡峭度abruptness s 突然abruptness terrain 陡峭地形borderline abruptness 围边斜坡old abruptness 旧斜坡glide abruptness 下滑斜度acceptrode abruptness 电极斜率 返回 abruptness