phone banking
noun [ U ] uk/ˈfəʊn ˌbæŋ.kɪŋ/ us/ˈfoʊn ˌbæŋ.kɪŋ/ (formal telephone banking)
电话银行（业务）
the system of allowing customers to organize, examine, and make changes to their bank accounts using the phone
They recently launched a new phone banking service. 他们最近推出了新的电话银行业务。