countersink
v
(pt -sank /-sNk; -9sANk/, pp -sunk ) [Tn usu passive通常用於被动语态 ]
1 enlarge the top of (a hole) so that the head of a screw or bolt fits into it level with or below the surrounding surface 钻埋头孔.
2 insert (a screw or bolt) into such an enlarged hole 将(螺钉或螺栓)旋入埋头孔中.
🗣️ 情景例句
Keep the meter running.
继续打表吧。
This alone made our nine-day trip worthwhile.
光这件事我们九天的旅行就非常值得。
The curtain went up on the final act of the play and revealed the aristocrat sitting alone behind bars in his dark cell.