In the course of studying earthquakes, man learned much earlier how to predict their location than to gauge their severity.
研究人員由這個發現中得到靈感，就在多震之處，分次灌進大量的水，潤滑地塊，如此雖然會有多次小地震，卻可免去大地震的威脅。對一般人來說，小地震無傷大雅，大地震才可怕。