短语词组短语glacially disturbed 冰川扰乱的glacially striated 冰川条痕glacially eroded trough 冰蚀槽;冰川刻蚀槽glacially transported fragment 冰川搬运的岩块glacially eroded material 冰蚀物Glacially Tra orted Fragment 冰川搬运的岩块 返回 glacially