To sink the head of (a screw, bolt, etc.) in a depression made to receive it, so that it lies flush with the surface.
单词 | θ210582 |
释义 | society > occupation and work > industry > working with tools or equipment > fastening > fasten [verb (transitive)] > with screws > enlarge (hole) to receive screw-head > sink screw-head into hole (1) countersink1815 To sink the head of (a screw, bolt, etc.) in a depression made to receive it, so that it lies flush with the surface. |
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