A deep elemental rumbling was followed almost immediately by the sound of a falling masonry.The ground started to sway and wobble, almost as though waves were passing beneath your feet.

• 一座石制建筑倒塌后，紧接着，地下深处发出巨大的隆隆声，地面开始摇晃、颤抖，脚下好像有波浪翻滚。