Sparks burst from train in Shanghai 上海列车火花四溅
youtube.com/watch Sparks and smoke were seen coming from an empty train in Shanghai. The incident was caused by a power supply failure that led to a short circuit, according to the metro company. 在上海,人们看到一辆空火车冒出火花和烟雾。 据地铁公司称,这次事故是由供电故障导致短路引起的。