countersink 同义词
- counterbore, countersink bit
英文释义: 名词 a bit for enlarging the upper part of a hole
- set
英文释义: 动词 insert (a nail or screw below the surface, as into a countersink)
翻译和释义
- countersink 英文释义：a bit for enlarging the upper part of a hole
- countersink 中文翻译：vt.(-sunk ) 打孔装埋(螺钉头)，打埋头孔。n.埋头钻；埋头孔，暗钉眼。