名词
中文翻译：门升降装置
同义词：
['door lift', 'door jack', 'door raiser例句：1. The door lifting device was designed to help people with mobility issues.（这个门升降装置是为了帮助行动不便的人设计的。）']
例句：
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1. The door lifting device was designed to help people with mobility issues.
这个门升降装置是为了帮助行动不便的人设计的。
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2.The elevator had a door lifting device that could open the doors manually.
电梯有一个手动开启的门升降装置。
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3. The new security system included a door lifting device that could be remotely controlled.
新的安全系统包括一个可以远程控制的门升降装置。