求翻译：还有这样一个传说：古时开始建设城市时，建筑师来到这里勘察，他遇见一个老人，正在锯木做门槛，做得异常认真、仔细，建筑师深受感动，城市建成之后，便命名为布拉格（Prague，来自德语，意为“门槛”）。是什么意思？

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Also has this kind of fable: The ancient times start when constructs the city, the architect arrives here to prospect, he meets an old person, the lumber is making the threshold, does exceptionally earnestly, careful, the architect is greatly touched, after the city completes, then names as Bragg (P

There is such a legend: in ancient times when you start building cities, architects came here prospecting, he meets an old man being sawn timber threshold, do exceptions seriously and carefully, architects were moved after the city built, named Prague (Prague, from German, means "threshold").

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