而之所以其它彗星无法像Elenin那样引发地震的原因就是Elenin在深太空中的时间很长，收集了足够多的电荷和能量，而在到达太阳的近地点时会释放这些能量。
The reason Elenin is causing quakes when other comets do not is because Elenin has been in deep space a long time gathering electrons and storing energy for discharging to the sun at perigee.
地震的起源时间应该比到达第一个站点的时间早几秒钟。
The origin time should be a few seconds before the time of the wave at the first station.
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