countersink
英[\'kaʊntəˌsɪŋk]
美[\'kaʊntəˌsɪŋk]
基本释义
- vt.
- 钻孔装埋，打埋头孔
- n.
- 埋头孔，暗钉眼
词性变化
- 第三人称单数:countersinks;
- 过去式:countersank;
- 过去分词:countersunk;
- 现在分词:countersinking;
实用例句
Drill and countersink the holes to keep wood from splitting.
钻和锪孔,以保持木材的从分裂.
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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)