破火山口
calderas — plural of caldera
火山锥或火山体崩塌形成的巨大火山口。
A very large crater formed when the cone or body of a volcano collapses.
指火山锥或火山体崩塌形成的巨大火山口，不同于普通喷发形成的火山口（crater）。
火山锥或火山体崩塌形成的巨大火山口。
A large crater formed by collapse of the cone or edifice of a volcano.
The eruption left behind a vast caldera that is now filled with water.
那次喷发留下了一个巨大的破火山口，如今里面蓄满了水。
用法提示：caldera 作名词，指火山喷发后山体崩塌形成的大型火山口。
Satellite images show several calderas along the island chain.
卫星图像显示这条岛链上分布着好几个破火山口。
用法提示：calderas 是 caldera 的复数形式，同样作名词，表示多个这类大型火山口。
Scientists drilled into the rock beneath the caldera to study its history.
科学家在破火山口下方的岩石中钻孔，以研究它的形成历史。
用法提示：caldera 在此作名词，指被研究的那个大型火山口本身。
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Dictionary facts from ECDICT, WIKTIONARY.
