The cause is that during the course of localdent, a large amount of energy is dissipated at the moment of impact.
主要是由于局部凹陷在冲击瞬时就消耗了大量能量的缘故。
2
Such a scheme could put a noticeable dent in British carbon emissions, but greens concerned about the local environment are unhappy.
该项目可大大降低英国二氧化碳的排放量，但关心当地环境的绿色和平主义者对此并不以为然。
3
The company also argues that many local markets in America still have five or more mobile-phone firms pitching for customers’ business, so taking T-Mobile out of the mix should not dent competition.