earthquake focus的用法和样例：
例句
- The focus of the earthquake is eighty miles from our city.
这次地震的震源在距我市八十英里的地方。 - From an earthquake source within an elastic medium, both types of body waves will propagate outward into the medium.
这两种体波将从弹性介质中的震源出发，向外传播到介质中去。
earthquake focus的相关资料：
临近单词
earthquake bomb
earthquake
earthquake geology environ-ment
earthquake resistibility appraisal
earthquake resistance of the steel
earthquake resistance of structure
Earthquake Data Acquisition Device
Earthquake-controlling structure
Earthquake disaster characteristic
earthquake damage and repair costs
earthquake-resistant performance
earthquake fortification criterion
