Ключевые слова: accountant, accounting, background, blackboard, board, business, button, calculate, calculator, chalk, chalkboard, commerce, communication, compute, computer, concept, contact, digital, draw, education, finance, financial, finger, future, green, hand, human, icon, interaction, interface, job, male, man, media, number, office, people, present, presentation, professional, screen, symbol, teach, teacher, tech, technology, user, work, write,