However, much of the visible tectonic history along the fault has been obliterated[5] by landslides, and the earthquake on Monday may have occurred along a previously unknown fault, he said.

• 他说，然而沿这个断层，许多可见的地质构造史已被山体滑坡所覆盖。因而，星期一的这次地震也许是沿着一条尚不为人知的断层发生的。