artificial earthquake

例句：

1. 1.The city was hit by a series of artificial earthquakes last week.
   上周，这个城市遭受了一系列人工地震。
2. 2.These engineers are responsible for designing and constructing artificial earthquakes.
   这些工程师负责设计和建造人工地震。
3. 3. The government has been accused of using artificial earthquakes to test the strength of buildings.
   政府被指控使用人工地震来测试建筑物的强度。