名词
中文翻译：添加设备
同义词：
['additional device', 'additional equipment', 'additional appliance']
例句：
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1. We need toadd an additional device to our system to improve efficiency.
我们需要在系统中添加一个额外的设备来提高效率。
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2. The new software adds additional features that were not available before.
这款新软件增加了一些之前没有的功能。
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3. The engineer added an additional device to the circuit to increase its capacity.
工程师在电路中添加了一个额外的设备，以增加其容量。