《英文msh詞典》Hydrogen Ions
[同義詞] Hydrogen Ions
[主題詞] Protons
[中文釋義] 氫離子
[英文釋義] Stable elementary particles having the smallest known positive charge,found in the nuclei of all elements. The proton mass is less than that of a neutron. A proton is the nucleus of the light hydrogen atom,i.e.,the hydrogen ion.