electric discharge英 [ɪˈlektrɪk dɪsˈtʃɑːdʒ]美 [ɪˈlektrɪk dɪsˈtʃɑːrdʒ]放电电力英英释义nounelectrical conduction through a gas in an applied electric fieldSynonym:dischargesparkarcelectric arc双语例句