Ernest Rutherford and Frederick Soddy were working out the nature of radioactivity.
Ernest Rutherford and Frederick Soddy were working out the nature of radioactivity.
是卢琴福和索迪揭示了放射性的奥秘，发表了元素的嬗变理论。
Ernest Rutherford and Frederick Soddy were working out the nature of radioactivity.
是卢琴福和索迪揭示了放射性的奥秘，发表了元素的嬗变理论。