Noun:

1. a large crater caused by the violent explosion of a volcano that collapses into a depression

Calder考尔德(姓氏)Calderaron.卡尔德拉罗Calderale卡尔代拉莱Calderoli卡尔代罗利Calderaio卡尔代拉约Calderini卡尔代里尼Calderisi卡尔代里西Calderazzo卡尔代拉佐Caldervalen.科尔德韦尔(在澳大利亚；东经 146º49' 南纬 25º06')Calderwoodn.考尔德伍德Calderheadn.考尔德黑德

1. The mountain is encircled by the doughnut-shaped depression of the caldera.
   山为环形的破火山口洼地环抱着。
2. Much of Yellowstone National Park is a giant collapsed volcano, or a caldera.
   黄石国家公园的大部分地方是一座坍塌的大火山，或是一个喷火山口。