earthquake focus的用法和樣例：
例句
- The focus of the earthquake is eighty miles from our city.
這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.
這兩種體波將從彈性介質中的震源出發，向外傳播到介質中去。
earthquake focus的相關資料：
臨近單詞
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
