Deep snow, reported at times to be up to their chests, slowed them considerably, and then at 8500 meters they hit an unexpected, vertical rock step.

深挚的积雪，不时的汇报让他们消耗了良多，相称大地拖累了他们的速度。然后，在8500米的地方，他们有意外的碰到一个垂直岩石台阶。

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Deep snow, reported at times to be up to their chests, slowed them considerably, and then at 8500 meters they hit an unexpected, vertical rock step.

深挚的积雪，不时的汇报让他们消耗了良多，相称大地拖累了他们的速度。然后，在8500米的地方，他们有意外的碰到一个垂直岩石台阶。

youdao