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	schlub schlump schlumpy Schmallenberg virus schmaltz schmaltzy schmatte schmear schmecker schmeer schmeg schmick Schmidt camera Schmidt telescope Schmidt–Cassegrain telescope Schmitt trigger schmo schmooze schmoozer schmoozy schmuck schmutter schmutz schnapps houmous

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