potential drop英 [pəˈtenʃl drɒp]美 [pəˈtenʃl drɑːp]网络 電位降; 电位降; 电势降; 位降; 电压降医学化学英英释义nounthe difference in electrical charge between two points in a circuit expressed in voltsSynonym:electric potentialpotentialpotential differencevoltage双语例句