Machined by CNC, surface shine.

数控车床加工，表面光洁。

youdao

But because another word gloss means "shine or luster on a smooth surface" (as the New Oxford American dictionary puts it) someone has submitted an Urbandictionary entry for that word.

且因为已经有人向ur bandictionary中提交了“gloss”一词(该词在新牛津美语辞典中的解释为“在一个平滑的表面上发光发亮”)。

youdao

However, if you shine a laser at the surface of an object, the way the light is reflected back can be used to gather information about the same features.

然而，如果采用激光对物体表面进行照射，那么光线反射回来的方式能用来收集具有相同特征物体的信息。

youdao

There were no other guests, but the hotel staff was everywhere, polishing every last surface to a shine.

NEWYORKER: Election, Monitored

Anderson gave his all once again, but the ball quickly lost its shine on the abrasive surface.

BBC: South Africa earn draw at Lord's