The term seismic relates to earthquake activity.

“地震的”一词与地震活动有关。

The Pacific Rim is an area of intense earthquake activity.

环太平洋地区是强烈地震的多发区域。

It lets users see messages about earthquake activity on the website Twitter.

它支持用户将地震活动的相关信息转发到推特。

The USGS report says the new areas of earthquake activity are located " near deep fluid injection wells or other industrial activities capable of inducing earthquakes."

美国地质调查局这份报告称，新的地震活动区位于“深部流体注入井或引发地震的其他工业活动附近”。

Most of the so-called manmade earthquakes have been small and have done little damage. But experts warn there is no guarantee earthquake activity will not increase and cause more damage.

大部分所谓的人为地震都比较小，造成的损害也有限。但是专家警告称，没有人能够保证地震活动不会增加，造成更大的损坏。