求翻译：据说，明太祖朱元璋登基后不久，关中一带连连发生地震，民间相传城下有条暗河，河里有条蛟龙，蛟龙在翻身，长安在震动。朱元璋怕了，心里感觉不踏实，于是想办法要压着它。道人术士们给他出了个主意，让在西安的城中心修一座钟楼，钟乃天地之音，可镇住蛟龙。为此，朱元璋专门修了一个全国最大的钟楼，并调来“天下第一名钟”景云钟前来助阵。是什么意思？

It is said, the first Ming emperor ascended the throne shortly after the earthquake off the area again and again, folk legend of the river under the city, the river has of a dragon, dragon in turn, Chang'an in shock. Afraid of the emperor, and my heart do not feel at ease, so try to be pressing it.

It is said that soon after he reigned Tsu emperor Zhu Yuanzhang, in the middle of the earthquake happening around the city, civil Legend has it that article article hidden river, there in the river dragon, dragon, Chang'an upswing in the vibration. Zhu Yuanzhang, afraid of the heart, then they don't

It is said that shortly after the Ming Emperor Zhu Yuan-Zhang's reign, series of earthquakes in Guanzhong area, under the folk legend, the city has a river, river there is a dragon, the Dragon rolled over and Changan to vibrate. Zhu Yuan-Zhang's afraid, do not feel at ease in his heart, so ways to p