a gliding joint between the distal ends of the tibia and fibula and the proximal end of the talus
a joint made by inserting tenon on one piece into mortise holes in the other
例句
用作名词 (n.)
The station's structures are built by cypresses of Alishan and black tiles of Japan.The main structure doesn't use any nail but mortise to build it. 车站建筑采阿里山桧木，以及来自日本的黑瓦营建而成，主结构完全不使用铁钉，以榫接方式建造而成。
美
