1. The sensitive instruments detected a microseism in the region.
高灵敏仪器检测到该地区的微震。

2. Scientists studied microseism patterns to understand tectonic activity.
科学家研究微震模式以了解构造活动。

3. Microseism can be caused by ocean waves hitting the coastline.
微震可能由海浪冲击海岸引起。

A: Did the equipment record any microseism last night?
A：设备昨晚记录到微震了吗？

B: Yes, a weak microseism was detected near the coast.
B：是的，在海岸附近检测到一次微弱微震。

1) 地球内部或表面产生的微弱振动现象

2) 由远距离地震波或海浪引起的微小震动

3) 用于地震监测中的背景振动信号

4) 反映地质活动的低强度震动指标

1. 微震；微弱地震波

e.g.Microseisms are often recorded by sensitive seismographs.
微震通常由高灵敏地震仪记录。

noun

1. very small vibrations of the Earth’s surface, often caused by distant earthquakes or ocean waves