radioactivity

['reidiəuæk'tiviti]

n.放射性, 辐射

例句与用法：

A damaged reactor leaking radioactivity into the atmosphere.

一座损坏的反应堆向大气中泄露出发射性物质

Russian-born American nuclear physicist known for his work on radioactivity and genetic information as well as his books popularizing theories of physics.

伽莫夫，乔治1904－1968俄国裔的美国核物理学家，因在射线遗传信息方面的研究和有关普及物理理论的书籍而闻名于世

Relating to or caused by radioactivity.

放射产生的关于放射性的或由放射性引起的

词形变化：

副词: radioactively |

详细释义：

n.

放射性; 放射线