词根词缀：ion, ion-

【来源及含义】Greek: ion, "going"; neuter present participle of ienai, "to go"; because an ion moves toward the electrode of an opposite charge

【相关词根词缀】 A cross reference of word units that are related, directly and/or indirectly, with "electricity": electro-; galvano-; hodo-; piezo-; -tron; volt; biomechatronics, info; mechatronics, info.

【同源单词】aeroionization, atmospheric ionization, avalanche ionization, carbonium ion, dipolar ion, heavy ion

词根词缀：sphero-, spher-, -sphere-

【来源及含义】Greek: ball, round, around; globe, global; body of globular form; by extension, circular zone, circular area

【相关词根词缀】 Related ball, sphere-word units: glob-, glom-; hemoglobin-.

【同源单词】adminisphere, aerosphere, allobiosphere, anthroposphere, asphere, aspheric