call center
US /ˈkɑːl ˌsen.tər/
UK /ˈkɑːl ˌsen.tər/

1.
呼叫中心, 电话服务中心
an office where people answer questions or sell products by telephone
:
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The customer service team works in the call center.
客户服务团队在呼叫中心工作。
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Many companies outsource their customer support to a call center.
许多公司将客户支持外包给呼叫中心。