When changing hands, always have one hand on the dead rope throughout the changeover!

做系统转换时，制动手要永远握著绳子！

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Then Simpson fell into a crevasse and Yates eventually had no choice but to cut the rope, utterly convinced that his friend was now dead.

后来Simpson掉进了一个裂缝里，Yates没有办法，只好割断了绳子。他相信他的朋友是九死一生了。

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You can pass a rope around this dead tree.

你可以把绳子绕在那颗枯树上。

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