Other innovations of the late fourth millennium include the wheel, probably developed first as a more efficient way of making pottery and then transferred to transport.

第四千禧年后期的其他创新包括轮子，可能首先是作为一种更有效的制陶方式发展起来的，然后才被转移到运输上。

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In another variation, Saint Catherine of Alexandria was wrapped around the rim of a spiked wheel and rolled across the ground in the early fourth century.

在另一种变异中，在4世纪早期，亚历山大的圣凯瑟琳沿着一个穗状齿轮的边框被包裹，然后在地面上滚动。

youdao

In another variation, Saint Catherine of Alexandria was wrapped around the rim of a spiked wheel and rolled across the ground in the early fourth century.

在另一种变异中，在4世纪早期，亚历山大的圣凯瑟琳沿着一个穗状齿轮的边框被包裹，然后在地面上滚动。

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