Ключевые слова: abstract, alarm, analog, arrow, black, business, chronometer, circle, clock, color, colored, computer, concept, counter, deadline, design, dial, element, face, flat, graphic, hour, icon, illustration, image, information, instrument, interval, isolated, measurement, minute, object, office, orange, pointer, second, shape, sign, silhouette, simple, simplicity, speed, square, symbol, technology, time, timer, watch, white,