pulley block
英
美
- n. 滑轮组
详细释义
Noun:
-
a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of application of a force applied to the rope
双语例句
- 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。
用作名词 (n.)
相关词汇
- pulley 滑车
- pulley-block 滑轮组, 滑车组, 手拉...
- block 街区
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