求翻译：据《拾遗记》等古书记载，越王勾践有一个嗜好———铸制名剑，并有众多传说留世，但在很长时间里并未有相关文物，直到1965年湖北省江陵纪南城楚墓发掘时发现了一柄“越王勾践自作用剑”。该剑全长55.6厘米，剑格宽5厘米，剑身满饰黑色菱形暗纹，剑格的正面和背面分别用蓝色琉璃和绿松石镶嵌成美丽的纹饰。出土时剑置于黑色漆木剑鞘内，出鞘时剑身寒光闪闪，毫无锈蚀，刃薄锋利，2000多年前先人的铸造工艺叹为观止。随即此剑便获得了“天下第一剑”之名，作为镇馆之宝被湖北省博物馆珍藏，被称为我国国家一级文物中的极品是什么意思？

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According to the merit of the ancient records, Wang Jian has a hobby -- A name Cast, and there are many sword lore, but left in a very long time and is not associated with heritage, Gangneung until 1965 in Hubei Province and the city of Chu was found when exploring a "Wang Jian from the sword" role.

According to "Appropriates lost articles Records" and so on the ancient book records, jumps over the king to cancel treads has a hobby - - - to cast the system name sword, and has the multitudinous fables to keep the world, but by no means has the correlation cultural relic for a long time, until 19

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