horology

noun

1. 钟表学；计时学
   the study and measurement of time
2. 钟表制造术
   the art of making clocks and watches

1. Precision engineering techniques and horology
   精密机械技术和钟表制造术
2. The appearance of radio-controlled clock is a revolution in the history of the horology.
   电波钟表技术和产品的出现是人类计时历史上的又一次革命。

noun

1. the art of designing and making clocks