名词
中文翻译：换向器组组件
同义词：
['transformer assembly', 'commutator assembly']
例句：
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1. Theengineers assembled the new transformer assembly yesterday.
工程师们昨天组装了新的变压器组。
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2.The commutator bar assembly is critical for smooth operation of the motor.
换向器组组件对于电机的平稳运行至关重要。
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3. The technicians were assembling the commutator bar assembly when the power went out.
技术人员在电力中断时正在组装换向器组组件。