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首页 - 英汉词典 - P字开头的单词或词组 - pulley block

英语解释

pulley block

汉语翻译

滑轮组
【化】滑轮组

pulley block英语解释

名词 pulley block:

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
同义词：pulley, pulley-block, block

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