冰川移动会侵蚀山地(冰川移动通常会导致出现角峰和冰斗谷),但是最冷的冰川被冻得固定在某个地方,就会保护山脉并且还会让它们“长高”。
Moving glaciers can cause erosion on mountains, but the coldest glaciers, frozen in place, protect mountains and allow them to grow taller. Cynthia Graber reports.
冰川移动会侵蚀山地(冰川移动通常会导致出现角峰和冰斗谷),但是最冷的冰川被冻得固定在某个地方,就会保护山脉并且还会让它们“长高”。
Moving glaciers can cause erosion on mountains, but the coldest glaciers, frozen in place, protect mountains and allow them to grow taller. Cynthia Graber reports.
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