incinerate
verb [ T ] uk/ɪnˈsɪn.ər.eɪt/ us/ɪnˈsɪn.ə.reɪt/
把…烧成灰烬，焚毁
to burn something completely
to incinerate waste 焚烧废弃物
The spacecraft and its crew were incinerated by the billion-degree temperatures generated by the fireball. 航天器以及全体宇航员被火球产生的10亿度的高温化为了灰烬。