Galileo designed a clock using a pendulum as the time keeping element in 1635.

1635年，伽利略设计了一种利用摇锤来计时的钟表。

youdao

It is hoped to make good use of the Cs clock resources and improve the time keeping work through overall analysis and evaluation of operating situations for each clock.

通过分析比较，使我们对每台钟的运行情况作出恰如其分的评价，以便更好地利用国家授时中心的钟资源，做好守时和授时工作。

youdao

When a busy brain is keeping you up all night, don't worry about time. Unplug the clock, set an alarm somewhere else in your house, safeguard so you won't be late for work, and relax.

如果焦虑得睡不着，别担心时间，关掉滴滴答答的时钟，在别的地方设一个闹钟，以防第二天上班迟到，然后就放松吧。

youdao

One thing that propelled the great scientific, commercial, and cultural thrusts of the past 1, 000 years: time and time-keeping, which have given us navigation, the factory clock and the diminishing attention span.

ECONOMIST: Letters