rough finish

基本解释

This cheap reproduction left a rough finish with lots of halftone patterns and a limited but bold colour palette.
这种廉价的复制品留下了大量的半色调模式和有限的，但大胆的色彩调色板一个粗略的完成。
ai-sheji.com
Inspired by the legend of jade, the harddisk is covered with rough finish and shows the glossy and colorful hull inside, as if a jade hidden inside a rock.
此款产品的设计灵感源于和氏璧的传说，整个硬盘由粗糙的外壳包裹，只在一角露出色彩斑斓的光滑内壳，宛如一方刚从石头中切开来的美玉。
www.yang-design.com
The conception that the form-milling cutter can only be used to rough finish the workpiece should be changed. This kind of form-milling cutter can also be used to finishing-machine workpiece.
改变正前角成形铣刀只能用作粗加工的观念，可将正前角成形铣刀用于成形面的精加工。

Not only does this make the camera easier to hold, but it also provides a nice visual contrast -- not to mention it's a finish that'll hold up better to the rough and tumble lifestyle most Hero3's will lead.
ENGADGET: GoPro Hero3 Black Edition review: taking action cam quality to the next level