glaciation

冻结成冰,冰河作用英释中释nthe process in which land is covered by glaciers, or the effect this process has

1 These changes alter the intensity of sunlight hitting the Earth at high latitudes, and so affect the extent of glaciation..这些变化改变了高纬度区域的日照强度，由此影响了冰河作用的范围。

2 Besides the Bow Valley, evidence of glaciation also appears in this image south of the lake, in the amphitheater-shaped cirque..除了被迷你汪卡湖占据的弓河谷外，冰川作用的证据还可以在南部的圆形冰斗处找到。