But in reality, metals are rarely perfectly polished, and the classical material models in light transport can rarely capture these microstructures that make surfaces imperfect.

然而事实上呢，金属并不是绝对的光滑，经典的光传输材料模型几乎不能捕捉到这些使得表面不完美的微小结构。

Following Le Cid-which we'll talk about in a moment-the Academy standardized their system, and articulated five main rules for plays, allegedly based on classical models.

在《勒熙德》(我们之后会讨论到)之后 学院规范了他们的体系 并明确阐述了戏剧的五大规则 据说是基于古典主义的模式。