名詞 deuteron:

1. the nucleus of deuterium; consists of one proton and one neutron; used as a bombarding particle in accelerators

deu.ter.on

n.Abbr. d（名詞）縮寫 d
The nucleus of a deuterium atom, consisting of a proton and a neutron, regarded as a subatomic particle with unit positive charge.
氘核：氘原子的原子核，由一個質(zhì)子和一個中子組成，被視為帶單位正電荷的亞原子

來源：
deuter(ium)
deuter(ium)
-on
-on