Early in the Uruk period, the use of undecorated utilitarian pottery was probably the result of specialized mass production.
早在乌鲁克时期，使用未经装饰的实用陶器可能是专业化大规模生产的结果。
Similarly, the late Uruk period shows the first monumental art, relief, and statuary in the round, made with a degree of mastery that only a professional could have produced.
同理，在乌鲁克晚期首次出现了丰碑级别的艺术、浮雕和塑像，其精湛程度只有专业人士才能完成。
The beveled-rim bowl is one of the most telling diagnostic finds for identifying an Uruk-period site.
这种斜边碗对于判别乌鲁克时期遗址是最具标志性的发现之一。
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