electrn.电adj.电的electv.选举；选择adj.精选的；当选的；[神学]被上帝选中的n.被选中者；[神学]上帝的选民elected only last fall去年秋天才当选electrification scheme电气化计划electrcrnagnetisn valve电磁阀electrified contact net电气化接触网electrphilic reactivity亲电子反应性electri calconductivity电导率electooptical modulator电光调制器electonegative impurity负电性杂质Electrification railway电气化铁路electrification current起电电流