One of these kobolds, whose back was lined with the recent marks of the ogre's whip, was busily engaged in polishing a public bench near the edge of the street.
其中一个狗头人，背上遍布着刚刚被食人魔抽过的鞭痕，正忙着擦亮路边的公共长椅。
2
After passivating cutting edge and polishing surface can amplify cutting property and prolong operating life time of the cemented carbide cutting tools.
硬质合金刀片经过刃口钝化和表面抛光处理后，能增强切屑性能和提高使用寿命。
3
The machining technology of polished ceramic tile and the course of its polishing line have been introduced in this paper, especially the procedure of edge grinding and surface planing.