It is normal that the battery might be hot when charging.

充电时可能电池有些发热，属正常现象。

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I hear hissing noise from the battery when charging, is that normal?

我听到充电时，电池发出“丝丝”的叫声，正常吗？

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In this case, the series resistor should be placed as close to the relay as possible to limit the current when charging the cable capacitance.

在这种情况下，串联电阻就应该尽量靠近继电器，以限制电缆电容充电时的电流。

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Powered by AA batteries, the PowerShot SX160 IS is ideal for easy and convenient shooting on-the-go even when charging a battery may not be an option.

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Ellis demonstrated no fear for his safety when charging over for his second try and Gale maintained his 100% record with the boot to make it 36-16.

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He meted out the same treatment to Masters shortly after but paid for his over-exuberance when, charging down the wicket at Tredwell, he was stumped by Nixon.

BBC: Bears give Kent mauling