clock that measures time by the escape of water 同义词：water clock, water glass,
例句与用法
1.
The clepsydra of qian zhang built in western han period 千章铜漏西汉时期制造
2.
The steelyard clepsydra , a special type of clepsydra , had been the chief timekeeping instrument during the sui - tang period and the earlier stage of the northern song dynasty 摘要秤漏是一种特殊类型的漏刻，在隋唐及北宋前期曾是司天机构的主要计时仪器。
3.
According to the record of ancient documents , this paper gives the possible structure of li lan ' s steelyard clepsydra , and demonstrates the principle for the stabilization of average flow velocity 根据古文献记述，李兰秤漏很可能是使用弹簧联结权器和秤钩，以达到平均流速稳定的目的。
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