deu·ter·on /ˈdutəˌrɑn ||ˈdju-/ 重氫子[重氫的原子核]
deu·ter·on /ˈd(j)utəˌrɑn/ 名詞 氘核,重氫核
deuteron n : the nucleus of deuterium; consists of one proton and one neutron; used as a bombarding particle in accelerators