Technical support is a repair and advice service that some companies such as computer companies provide for their customers, usually by telephone, fax, or e-mail.
N-UNCOUNT
Technical support is a repair and advice service that some companies such as computer companies provide for their customers, usually by telephone, fax, or e-mail.
N-UNCOUNT
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006