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1. The new laptop comes with an electrical adapter for easy charging.
这款新笔记本电脑配备了一个电源适配器，便于充电。
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2. The office needs a new electrical adapter to connect all the computers.
办公室需要一个新的电源适配器来连接所有的电脑。
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3. The power bank is a convenient electrical adapter that can charge multiple devices simultaneously.
移动电源是一个方便的电源适配器，可以同时为多个设备充电。