名词中文翻译
中文翻译：自由滑轮
同义词：
['free pulley', 'free wheel例句：1. The car has a free pulley system that makes it easy to change gears.（这辆车有一个自由滑轮系统，使得换挡变得容易。）2. The engineer used a free pulley to lift the heavy load.（工程师使用了一个自由滑轮来举起沉重的负载。）']
例句：
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1. The car has a free pulley system that makes it easy to change gears.
这辆车有一个自由滑轮系统，使得换挡变得容易。
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2. The engineer used a free pulley to lift the heavy load.
工程师使用了一个自由滑轮来举起沉重的负载。
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3.The free pulley was designed to reduce friction and improve efficiency.
这个自由滑轮被设计来减少摩擦并提高效率。