Jon walks into the campus security office in his Telco costume and explains that he has been called out by the Local Exchange Carrier (LEC) because a circuit appears to be looped from the Telco.

Jon穿着他的电信制服走入场地安全办公室，然后说明他是由本地交换运营商(Local Exchange Carrier (lec))派来的，因为看来电路从电话公司形成了回路。

youdao

Nearly every day, there are reports to the security office on campus that valuable things are stolen away.

几乎每天校园里都有向保安处处报告说贵重物品被偷。

youdao

When she went to the Brooklyn College Campus Security and Safety Office to complain about her suspicions, they offered her an involuntary two-week stay at a psychiatric hospital.

FORBES: Brooklyn College Student Committed to Mental Institution After Hidden Camera Complaint