From outpost to epicenter: A look back at 108 years of expansion at Fort Knox
肯塔基州诺克斯堡 — 从野战炮兵训练营到如今众所周知的“黄金标准”设施，诺克斯堡不仅扩大了面积...
Massive Myanmar earthquake was super smooth and efficient — and it holds lessons for the 'Big One'
三月地震中破裂的断层简单而成熟，这使得地震的能量能够直接射到地表。
