动词短语
中文翻译：累积充电
同义词：
['charging', 'charging up']
例句：
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1.The battery needs to be charged before it can be used again.
电池需要充电才能再次使用。
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2.The car's battery is running low; we need to charge it now.
汽车的电池电量不足了，我们现在需要给它充电。
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3. The solar panels are charging as the sun sets.
随着太阳落山，太阳能板正在充电。