什么是交互式语音应答(IVR)?完整指南
When you call a bank, airline, or utility company and hear “Press 1 for billing, press 2 for support,” you are using Interactive Voice Response (IVR). IVR is the automated phone menu that answers calls before a human agent does. It plays recorded messages, offers menu options, and lets you respond with your phone keypad or your voice. From there,...