0-magiiitude earthquake and tsunami along one of the nation's dangerous—and underestimated—faults.
2019年12月六级真题（第一套）阅读 Section C
The Cascadia Rising drill gives area residents and emergency responders a chance to practice what to do in case of a 9.0-magnitude earthquake and tsunami along one of the nation’s dangerous—and underestimated—faults.
2019年12月六级真题（第一套）阅读 Section C
This could trigger a tsunami that would create havoc along the coast.
2019年12月六级真题（第一套）阅读 Section C
柯林斯高阶英汉双解学习词典释义
N-COUNT
（通常由地震引起的）海啸
A tsunami is a very large wave, often caused by an earthquake, that flows onto the land and destroys things.
英英词典释义
Noun
1. a huge destructive wave (especially one caused by an earthquake)