By studying the evidence, vulcanologists can read the force of the great blasts of the past.

通过对地质标本的研 究，火山学家可以了解以往大型火山喷发的强度。

Sure, yeah. So, I am a vulcanologist and geochemist and I love to work in volcanic systems and hot springs all around the world.

当然可以。我是位火山学家和地球化学家，我喜欢在世界各地的火山系统和温泉中工作。