如果使用交流适配器可以正常工作，则您的电池或充电系统存在故障。
If it works with the AC adapter, you have a problem with your battery or charging system.
这后一种方法，但是，可以破坏系统的可靠性，如果一个系统存在故障。
That latter approach, however, can compromise the system's reliability if a systemic fault is present.
分析结果认为瑞士车队德赛车问题与阿隆索的引擎故障不存在任何关系，而是由电子引擎管理系统的故障引起的。
The analysis confirmed that the problems on the Swiss cars didn't have anything to do with Alonso's engine failure, but were caused by a malfunction of the electronic engine management.
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