Interactive voice response system ivrs - a touch - tone telephone is required and the telephone number is 互动话音系统(即电话) -须使用音频电话拨电
3.
Interactive voice response system ivrs deployed in call centres has a much lower running cost than hiring operators 许多电话服务中心在应用了互动话音回应系统后,经营成本比聘用接线生降低了许多。