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Watchmaking
containing
计时 钟
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all forms
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in specified order only
Chinese
English
在机械钟表传入中国之前,漏壶是我国使用最普遍的一种计时器。二十五、眼镜
Before the mechanical clock was imported into China, the clepsydra was the most widely used time-measuring device
(Glasses)
尤指海员出海时所用的
精密
计时钟
表
chronometer
这个问题直到十八世纪发明了航海精密
计时钟
才得以解决
The problem was not solved completely until the invention of the marine chronometer in the eighteenth century
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