名词
中文翻译:Unknown
同义词:
['supplementary battery', 'additional power source', 'extra charger']
例句:
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1. We need an extra battery to power the new device.
我们需要一个额外的电池来给新设备供电。
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2. The car has a spare battery in the trunk for emergencies.
汽车的后备箱里有一块备用电池,用于紧急情况。
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3.I'll bring my laptop and an extra battery with me so I can work on it without worrying about running out of power.
我会带上我的笔记本电脑和一块备用电池,这样我就可以在没有担心电量耗尽的情况下工作了。