The earthquake extended between over 300 and 600 miles, and it triggered  massive tsunamis in distant Pacific coastal areas.

地震震程超过 300 到 600 英里，并在遥远的太平洋沿岸地区引发了大规模海啸。

The Pacific Ocean extends north to south between the two polar circles and east to west between America and Asia over an expanse of 145 degrees of longitude.

太平洋从北至南，是在南北两极之间，从西至东，是在亚洲和美洲之间，共有经度145度的宽广。