fidelityKK [fəˋdɛləti] /fəˈdɛləti/發音名詞1忠貞、忠誠He promised lifelong fidelity to his wife on their wedding day.他在婚禮那天承諾一生對妻子忠貞。2忠實、信守正式Her fidelity to the original text impressed the reviewers.她對原著的忠實令評論者印象深刻。3保真度、逼真度The new speakers reproduce music with remarkable fidelity.這組新喇叭播放音樂的保真度相當驚人。