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。

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

youdao

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。

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

youdao