Ключевые слова: answer, assist, assistant, black, business, call, caller, cellphone, communicate, communication, concept, connect, connection, contact, conversation, corporate, customer, electronic, equipment, finger, get, giving, hand, help, hold, info, information, isolated, message, mobile, mobile phone, network, object, occupation, office, people, phone, receiver, service, silhouette, supply, support, talk, technology, telecom, telecommunications, teleworking, two, wireless, work,