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
Cinnamon ...
肉桂 ……
How have you been these years?
这些年你怎么样?
No, Jeanne, I wasn't ill. I know I look older than my age now. That's because of hard work-ten years of hard work.