Thomas Borak: Radiation can provide injury to humans.

汤姆斯·博拉克: 辐射会对人体造成伤害。

You are listening to radiation physicist Thomas Borak at Colorado State University.

你正听到的是科罗拉多大学放射物理学家汤姆斯•博拉克的发言。

Thomas Borak: When you're delivering radiation to a cancer patient, you're trying to deliver an extremely high dose to the tumor.

汤姆斯·博拉克：当通过辐射治疗癌症患者时，你尽量为肿瘤施以高剂量的辐射。