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。

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.

youdao

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。

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.

youdao