n.(V字形的)槽口；刻痕；峡谷；等级vt.砍，切；在…上作刻痕、开槽口；作刻痕计算；得分 变形： 复数：notches过去式：notched过去分词：notched现在分词：notching第三人称单数：notches 英英释义： notch[ nɔtʃ ]n.a V-shaped indentation"mandibular notch"the location in a range of mountains of a geological formation that is lower than t