1. The vast majority of volcaniclastic rocks consist of pyroclastics such as ash, lapilli, and volcanic bombs.(绝大部分的火山碎屑岩由火山碎屑,如火山灰、小石块和火山炸弹组成。)
2. The volcaniclastic sediments formed by explosive volcanic eruptions can be found in various geological environments.(由爆炸性火山喷发形成的火山碎屑沉积物可以在各种地质环境中找到。)