日晷的对应物是水钟，用来测量夜间的时间。
The sundial's counterpart, the water clock, was designed to measure temporal hours at night.
一旦被人所知，它就迅速传播开来，替代了水钟，但却没有替代日晷，日晷被用来将新机器与原来的计时方法进行对照检查。
Once known, it spread rapidly, driving out water clocks but not solar dials, which were needed to check the new machines against the timekeeper of last resort.
在阴天或晚上，无法用太阳钟或日晷看出时间。
On cloudy days or at night it was impossible to tell the time with a sun clock or a sundial.
在那儿，他在手工劳动方面，表现出极大的兴趣：他做了一个风车模型、一些水钟，和一个石头日晷。
There he showed a great deal of interest in doing things with his hands: he made a model of a windmill, he made water clocks, and he made a stone sundial.
沿途设置了以时间为主题的雕塑和小品，如在不同地段布设日晷针、世纪钟、沙漏等。
Time-themed sculptures and decorative articles such as Sundial Needle, Century Bell and Sandglass are fitted in different sections.
期间，科技方面也取得了很大的进步，发明了纸张，水钟，日晷以及测量地震的仪器。
During that period, the science and technology had also made great progress, with paper, water clock, sundials and instruments used to measure earthquakes invented.
期间，科技方面也取得了很大的进步，发明了纸张，水钟，日晷以及测量地震的仪器。
During that period, the science and technology had also made great progress, with paper, water clock, sundials and instruments used to measure earthquakes invented.
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