セシウム137

セシウムひゃくさんじゅうしちseshiumuhyakusanjuushichi

noun

  1. cesium-137
  2. caesium-137

Study it in Yanamino

Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences