countersink

英 ['kaʊntəˌsɪŋk] 美 ['kaʊntəˌsɪŋk]

• v. 张扪孔口；钻孔装埋；打埋头孔
• n. 皿锥；埋头孔；暗钉眼

英英释义

Noun:

1. a hole (usually in wood) with the top part enlarged so that a screw or bolt will fit into it and lie below the surface

2. a bit for enlarging the upper part of a hole

Verb:

1. insert (a nail or screw below the surface, as into a countersink)

词汇搭配

• rose countersink 菊花钻
• countersink drill 埋头钻,锥口钻,尖底...
• combined drill and countersink 组合中心钻,带护锥复...
• machine countersink 机用锥形锪钻...
• countersink reamer 埋头孔铰刀
• sole cutting edge countersink 单刃锥口钻
• countersink bolt 埋头螺栓
• snail countersink 螺旋锥口钻

近反义词

【近义词】

• countersink bit 埋头钻
• counterbore 扩孔(平头钻...
• set 放置