noun🔗Share电话，通话技术 The act of sound transmission via the electromagnetic spectrum."The company invested in new telephony equipment to improve phone call quality for their customers. "这家公司投资了新的电话通话技术设备，以提高客户的通话质量。technologycommunicationelectronicssoundsignaldevicemachineserviceutilityindustryChat with AIVocabulary GamePractice Reading
noun🔗Share电话学，电话技术。 The study and application of telephone technology."The telephony department at the university is researching new ways to improve voice clarity in mobile phones. "这所大学的电话技术部门正在研究改善手机语音清晰度的新方法。technologycommunicationelectronicssignalChat with AIVocabulary GamePractice Reading
