clocker

n.赛马预赛时计速员；计时员

I didn't wake up until I heard the alarm clock. 直到听到闹钟的铃声我才醒来。

That clock is a family heirloom. 那个座钟是祖传下来的。

I set it by the clock on the railway station. 我是按火车站的大钟对的。

The clock ticks louder and louder in a quiet room. 钟的滴答声在静静的房间里变得越来越响。

The grandfather clock was back in its old place. 落地式大摆钟已放回原处了。

The little clock tinkled out the hours. 那只小钟叮叮当当地报时。