early iron age

基本解释

These tools were found in an early Iron Age settlement.
这些工具是在一个铁器时代初期的一个居住地发现的。
oelc.blog.163.com
From 2000 B. C to 2 B. C. , before the opening up of the Silk Road by Zhang Qian, the history of Xinjiang is referred to as the Bronze Age and Early Iron Age.
从公元前两千年起，一直到公元前2世纪张骞开通丝绸之路，新疆的历史被称为青铜时代和早期铁器时代。
A iron sword with bronze handle was unearthed in a tomb of Shanrong culture in Yanqing, the age was about the early phase of medium-term of Spring and Autumn period.
延庆山戎文化墓出土了一枚铜柄铁刀，时代约与春秋中期早段相当。