Now, engineers at Microsoft have developed a mechanical battery contact system that should ensure that, in the future, such scenarios never take place again.

现在，微软的工程人员开发了一个电池接触器系统机械装置可以确保以后这样的情形不会再发生。

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They expected the flight to last five hours, but soon lost contact with it, fearing that the low temperatures had frozen the phone's battery.

他们预期此次飞行能长达5个小时，但很快就与装置失去了联系，并担心低温会冻结手机的电池。

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If your battery is low, send a text message to youremergency contact, which requires less power and can transmit over aweaker connection than a voice call.

如果你手机电池电量不足，发送短信到你的紧急联系人， 这需要更少的电量，能够通过比语音电话更弱的连接传输信号。

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"But their cell phone battery died, and contact was lost, " the department said in a news release.

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If battery problems persist after the update, Apple has said users should contact their local Apple store or retailer and the firm will arrange replacement batteries free of charge.

BBC: NEWS | Technology | Apple admits laptop battery issue