astragal
词源链
- 英语English
astragal
词源说明
From Ancient Greek ἀστράγαλος (astrágalos). Doublet of astragalus.
释义
名词noun
- 1(anatomy) Synonym of anklebone: the bone forming the ball of the ankle joint.
- 2A die, especially a four-sided die historically made from or in imitation of an ankle bone.
- 3(architecture) A semicircular