名词
中文翻译：门发电机
同义词：
['door motor', 'door motor', 'door motor例句：1. The door dynamo is responsible for opening and closing the door.（门发电机负责打开和关闭门。）']
例句：
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1. The door dynamo is responsible for opening and closing the door.
门发电机负责打开和关闭门。
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2. The door dynamo is a small device that powers the door mechanism.
门发电机是一种小型装置，为门机制提供动力。
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3.The door dynamo was installed in the house to make it easier to open and close the door.
门发电机被安装在房子里，以使开门和关门变得更容易。