关于caldera的百科

• caldera造句怎么写

• Thecalderaisconsideredanactivevolcano.Meinsteinsaidtheharboristhecalderaofavolcano.Themountainisencircledbythedoughnut-shapeddepressionofthecaldera.Finally,itisconcludedthatthecraterlakeisacaldera.Oneisavolcanicmountain,withaturquoiselakeinthecaldera...
• 2016-12-235312