求翻译：越王勾践剑通高55.7厘米，宽4.6厘米，柄长8.4厘米，重875克。1965年冬天，在湖北省荆州市附近的望山楚墓群中，出土了一把锋利无比的宝剑。专家通过对剑身八个鸟篆铭文的解读，证明此剑就是传说中的越王勾践剑。让人惊奇的是，这把青铜宝剑穿越了两千多年的历史长河，但剑身丝毫不见锈斑。是什么意思？

Yue Gou Jian-high 55.7 cm, 4.6 cm wide, 8.4 cm, handle length and weighs 875 grams. Chu Tombs group in Jingzhou City, Hubei Province, near Lookout Mountain, unearthed in the winter of 1965, a sharp sword. Experts on the interpretation of the eight birds of the blade seal inscriptions prove that the

The Wang Jian sword links high 55.7 CM, 4.6 cm wide and 8.4 cm long, and the 875 grams. In winter 1965 in Jinzhou City, Hubei Province, near the Mount Hope Chu's group, have been excavated as a sharp sword. By the sword, 8 bird gilt inscription, evidence that this is the legendary sword of the