calderas

A series of collapse craters , or calderas, lie at its summit.

其顶端有一系列崩塌的火山口, 或称火山臼.

互联网

The eruptions were associated with the development of a number of giant craters ( calderas ).

随着火山爆发形成了多个大火山口 ( 破火山口 ).

互联网