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單詞乎

countersink

音標['kaunt?si?k]
countersink是什么意思、countersink怎么讀

countersink漢語翻譯

vt. 鉆孔裝埋, 打埋頭孔于
n. 埋頭孔, 錐口鉆
【機】 錐坑

countersink詞型變化

動詞過去式:countersunk 過去分詞:countersunk 現(xiàn)在分詞:countersinking 第三人稱單數(shù):countersinks 

countersink英語解釋

名詞 countersink:

  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
    同義詞：counterbore, countersink bit

動詞 countersink:

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

countersink詳細解釋

coun.ter.sink

n.Abbr. csk.（名詞）縮寫 csk.
A hole with the top part enlarged so that the head of a screw or bolt will lie flush with or below the surface.
埋頭孔：頂部擴大的孔，為使鉆或螺栓的頭與地面相平或在地面以下
A tool for making such a hole.
埋關(guān)鉆：制造這種孔的工具
v.tr.（及物動詞）
coun.ter.sunk[-sôngk.] coun.ter.sink.ing,coun.ter.sinks
To make a countersink on or in.
在…上或…內(nèi)造埋頭孔
To drive (a screw or bolt) into a countersink.
將鉆或螺栓置入埋頭孔

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