радиоактивностью

Russian

Pronunciation
  • IPA(key): [ˌradʲɪɐɐkˈtʲivnəsʲtʲjʊ]

Noun

радиоакти́вностью • (radioaktívnostʹju) f inan

  1. instrumental singular of радиоакти́вность (radioaktívnostʹ)
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