a hole or recess cut into a part which is designed to receive a corresponding projection (a tenon) on another part so as to join or lock the parts together
榫孔,榫眼。
join securely by using a mortise and tenon
用榫舌榫眼连接。
[with obj.][often as adj.
开榫眼
-
the mortised ports .开了榫眼的舷窗。
"late Middle English: from Old French