名词中文翻译
中文翻译：滑轮
同义词：
["滑轮组，滑轮系统例句：1. The car's engine is a simple but efficient design", 'with just one main pulley and two smaller ones for easers.（这辆车的引擎设计简单但高效，只有一个主要的滑轮和两个较小的滑轮用于助力。）']
例句：
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1. The car's engine is a simple but efficient design, with just one main pulley and two smaller ones for easers.
这辆车的引擎设计简单但高效，只有一个主要的滑轮和两个较小的滑轮用于助力。
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2. In theold days, people used to use wooden levers as their primary tools for moving heavy objects.
在旧时代，人们通常使用木制杠杆作为他们的主要工具来移动重物。
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3. The engineer carefully selected the right materials and designed the system with easers to ensure smooth operation.
工程师仔细选择了合适的材料，并设计了系统以便于操作。