After the clockwork of the watch was cleaned the watch kept perfect time.

那块表的发条擦干净后，走起来就非常精确了。

The sports day went like clockwork, with every race starting and finishing on time.

运会进展顺利，所有赛事都准时开始，准时结束。

Two-way and automatic thallic drive, energy conveys by box of two clockwork spring, motivation stores amount to 60 hours.

双向自铊，量由两个发条盒传送，力储存达60小时。