单词	radionuclide
释义	radionuclide /ˌreɪdɪəʊˈnjuːklʌɪd / noun A radioactive nuclide.Alpha emitting radionuclides emit alpha particles, each consisting of 2 protons and 2 neutrons.... This is a partial list of radionuclides that decay by positron emission and have been used in biomedical imaging studies. Gamma radiation from medically useful radionuclides is substantially attenuated by 1 to 2 inches of lead.
随便看	Lombardic Lombardi, Vince Lombardo, Guy Lombard Street Lombardy Lombardy poplar Lomb, Henry Lombok loment lomentum plutomanic pluton Plutonian plutonic plutonism Plutonist plutonium plutonium bomb plutonometamorphism plutonomic plutonomist plutonomy plutonyl pluty pluvial

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