释义 adj.运动的；起动的 实用短语motional impedance动态阻抗,e-motional sequencing电子动感测序motional electromotive forcemotional feedback amplifier动态反馈放大器,动反馈放大器motional emf运动电动势motional admittancemotional feedback circuit动反馈电路motional capacitance动态电容free motional impedance 同根词词根：