铜器,青铜器的简称,也泛称各种铜器。铜器是指以青铜为基本原料加工而制成的器皿、用器等。青铜,古称金或吉金,是红铜与其它化学元素(锡、镍、铅、磷等)的合金,其铜锈呈青绿色,因而得名。史学上所称的“青铜时代”是指大量使用青铜工具及青铜礼器的时期。 中国是世界上最早掌握黄铜冶炼技术的文明,姜寨遗址出土的黄铜片和黄铜环就是冶炼而成,距今6700年。中国的青铜冶炼掌握的也较早,目前中国最早的冶炼青铜器为甘肃马家窑遗址出土的青铜刀,距今也有5000年。
在公元前3000年到公元前1000年,即青铜器被广泛使用的这一时期,通常被称为青铜时代。
The period from 3000 to 1000 B.C.E., when the use of bronze became widespread, is normally referred to as the Bronze Age.
尽管青铜器和石器还在继续被使用,但青铜在用于制造带有锋利边缘的物件方面要成功得多,这可以应用于从锯子、镰刀到武器等任何东西。
Although copper and stone tools continued to be used, bronze was far more successful in creating sharp edges that could be used as anything from saws and scythes to weapons.
他们学习一些诸如大理石打磨,金属冶炼和铜器制造的实用技术,而不仅仅是造船术。
They're studying practical things like marble work, metal work, and copper work, not just shipbuilding.
Some of the sites that are said to be destroyed by Joshua and the Israelites weren't even occupied in this period, ; the late Bronze Age, beginning of the Iron Age; the Iron Age begins around 1200.
据说一些遗址已被破坏,被约书亚,以色列在那时还未被攻占,在铜器时代晚期,铁器时代的初始;,接触器时代自1200年左右开始。
They're studying practical things like marble work, and metal work, and copper work, and not just shipbuilding.
他们学习一些实用的东西,比如大理石打磨,金属冶炼和铜器制造,并且不仅仅是造船术
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