Ключевые слова: app, application, background, blackboard, board, business, camera, cellphone, cellular, chalk, chalkboard, communication, computer, concept, connection, design, dialog, download, element, finance, icon, idea, illustration, image, important, interface, internet, isolated, job, label, market, media, message, mobile, mobile phone, mobility, multimedia, net, network, note, phone, pictogram, program, search, sign, smartphone, social, software, square, symbol, tablet, technology, telecommunication, telephone, text, title, touch, touchscreen, video, web, white, wireless, word, write,