脉动电动势pulsate: vi. 1.(脉等)搏动,(心脏)跳动,悸动,有规律地拍 ...electromotive force: 电动势。 pulsating force: 脉动力ac electromotive force: 交变电动势; 交流电动势additional electromotive force: 附加电动势下载手机词典可随时随地查词查翻译