gam·ma ra·di·a·tion
noun/ˌɡæmə reɪdiˈeɪʃn/
/ˌɡæmə reɪdiˈeɪʃn/
[uncountable] (also gamma rays [plural])
(physics)- high-energy rays of very short wavelength sent out by some radioactive substances
enlarge imageγ 辐射；伽马辐射；γ 射线；伽马射线 - gamma rays given off by plutonium
钚发出的伽马射线
- gamma rays given off by plutonium