pyroclastic flow

• 火成碎屑流

pyroclastic flow的用法和样例：

例句

1. The upper slope was characterized by all kinds of sliding sediments and lower slope by all kinds of debris flow sediments.
   其中，上斜坡以各种规模的滑动沈积为特色，下料坡以不同性质的碎屑流沈积为特徵。
2. As bad as the pyroclastic flows are, the ash injected into the atmosphere can have even more far-reaching consequences.
   如同火山碎屑流般凶恶，喷发进入大气层的火山灰甚至会造成更深远的影响。
3. Those pyroclastic flows are very hot and very fast.
   那些火山灰流非常烫，速度也非常快。
4. Whole towns have been wiped out by poisonous gases from volcanoes even before they were hit with pyroclastic flows or lava.
   在整个村庄遭到火山灰流或熔岩的袭击之前，为了躲避来自火山的有毒气体，人们已经筋疲力尽。