caldera

UK:  [kɒl'deərə]

US:  [kɒl'deərə]

复数：calderas  

n.

1.火山喷口

2.塌陷火口

3.喷火囗形盘层

4.大锅

5.【地质学;地理学】破火山口

1 . At the image top, over Io's limb, a bluish plume rises about 140 kilometers above the surface of a volcanic caldera known as Pillan Patera.
在这张照片的顶部，木卫一的表面上升起了一道大约140千米高的青烟，它从名为PillanPatera的火山口喷发而出。

2 . Caldera: A broad, crater -like basin of a volcano , formed by an explosion or by collapse of the cone of the volcano .
火山口：火山上类似弹坑的宽阔盆地，它是由火山爆发或火山尖顶塌陷而形成的。

3 . Modern geology studies have shown that Hill is a world with a sense of typical Cretaceous rhyolitic ancient volcano - caldera.
现代地质学研究表明，雁荡山是一座具有世界意义的典型的白垩纪流纹质古火山——破火山。

4 . The director of the White House military office, Louis Caldera, took the blame a few hours later.
白宫军事事务办公室主管路易斯.卡尔德拉几小时后宣布对此负责。

5 . All of the expedition's food, water, and gear had to be hauled to the summit rim, then lowered by pulley into the caldera.
探险队所有的补给和器材都要被拖曳到峰顶边缘，然后再通过滑轮垂降到火山口中。