SMART Vocabulary: connected terms and phrases Watches & clocks 24-hour clock versus the clock idiom alarm alarm clock analog at/about the stroke of one thing idiom clock horologist horology hour hand hourglass reduce armed forces time movement stroke ticking timekeeper timepiece flip the clocks again phrase 20-4-hour clock See extra https://johnnyqpbtf.nizarblog.com/32257257/helping-the-others-realize-the-advantages-of-snooze-bar-cart