block pulley

  • 滑轮组;神仙葫芦

block pulley的用法和样例:

例句

  1. Crevasse rescue is one of the more complicated mountaineering techniques, sometimes requiring pulley systems and multiple haul lines.
    裂缝救援是一项更副复杂一些的登山技术,有时候需要滑轮组和多组拖曳绳。

block pulley的相关资料:

临近单词

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