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1st wheel was invented 6,000 years ago in the Carpathian Mountains, modeling study suggests
根据一项使用结构力学技术的建模研究,车轮可能是由喀尔巴阡山脉的铜矿工在 6,000 年前发明的。
The wheel may have been invented in the Carpathian Mountains 6,000 years ago by miners
车轮的起源可能比你想象的更令人惊讶。