名词
中文翻译：Unknown
同义词：
['plug-in', 'plug-in unit', 'plug-in component例句：1. This laptop has a built-in hard drive that can be plugged in to charge the battery.（这台笔记本电脑内置了硬盘，可以直接插入电池充电。）']
例句：
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1. This laptop has a built-in hard drive that can be plugged in to charge the battery.
这台笔记本电脑内置了硬盘，可以直接插入电池充电。
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2.The new software requires a plug-in device to connect to the computer.
新软件需要一种插接设备来连接到计算机。
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3.The engineer used a plug-in device to fix the faulty circuitry.
工程师使用一种插接设备来修复故障电路。