call centre
noun [ C ] UK (US call center) uk/ˈkɔːl ˌsen.tər/ us/ˈkɑːl ˌsen.t̬ɚ/
电话服务中心（通过电话为客户提供信息、推销产品或服务）
a large office in which a company's employees provide information to its customers, or sell or advertise its goods or services, by phone