“她可以阅读，写作，但是问题是她不懂大多数的专业名词，比如‘规程’以及‘故障信号灯’，等等。”驾校老师Park小姐说道。
"She could read and write words phonetically but she could not understand most of the terminology, such as' regulations' and 'emergency light,'" said Ms. Park, the teacher.
信号灯故障导致了这次撞车事故。
目前官方尚未公布此次事故的调查结果，但媒体报道引用官方说法是信号灯故障是造成事故的关键因素。
Authorities have not yet disclosed the results of an investigation into the cause of that accident, though state media cited officials saying signaling equipment was thought to have been a key factor.
初期调查是归咎于停电造成信号灯故障。
An early investigation blamed the signal system failure on a loss of power.
告知列车驾驶何时停车和减速的信号灯系统在上周二故障了。
The system of signal lights that tells train drivers when to stop or slow down broke last Tuesday.
这种方式的优势包括可扩展性——额外增加信号灯非常容易，持久性——一个单元出现故障，剩余部分会自动调整以做出补救。
Advantages of the approach include scalability-additional lights can be added very easily-and durability-one unit can go down, and the rest will automatically adjust to compensate.
这种方式的优势包括可扩展性——额外增加信号灯非常容易，持久性——一个单元出现故障，剩余部分会自动调整以做出补救。
Advantages of the approach include scalability-additional lights can be added very easily-and durability-one unit can go down, and the rest will automatically adjust to compensate.
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