前震

The foreshock rattled the windows of the house, making everyone inside jump.
这次前震使房子的窗户都震动了，屋里的人都吓了一跳。
Scientists detected a foreshock before the main earthquake hit the region.
科学家在主震发生前检测到了一次前震。

The foreshock served as a warning, giving residents some time to prepare.
前震起到了预警作用，给居民们留出了一些准备时间。
She felt a slight foreshock just before the violent tremors started.
在剧烈的震动开始之前，她感觉到了轻微的前震。
Earthquake experts believe that the series of foreshocks may indicate an impending major quake.
地震专家认为这一系列的前震可能预示着即将发生大地震。
The foreshock was so intense that it caused cracks to appear in the walls of buildings.
那次前震非常强烈，以至于建筑物的墙壁上出现了裂缝。
Despite feeling the foreshock, many people didn't realize its significance until the main shock occurred.
尽管人们感到了前震，但直到主震发生，他们才意识到其重要性。
The foreshock triggered an emergency response system, alerting first responders to be on high alert.
前震触发了应急响应系统，通知急救人员保持高度戒备。
After experiencing the foreshock, the community held disaster preparedness drills to be better equipped for the potential mainshock.
经历过前震后，社区进行了防灾演练，以便为潜在的主震做好更充分的准备。
Geologists noted that the frequency and intensity of foreshocks increased in the days leading up to the catastrophic earthquake.
地质学家注意到，在灾难性地震发生的前几天，前震的频率和强度都有所增加。