Ключевые слова: adjusting, ahead, alarm, backward, beginning, changing, clock, concept, conceptual, conservation, daylight, daylightsavingtime, decoration, desk, duration, ending, hand, holding, hour, male, management, minute, moving, reset, savings, schedule, season, seasonal, set, setting, shift, sign, standard, symbol, table, time, timepiece, timer, turning, wall clock, winding, zone,