柯林斯詞典malleolus /m??li??l?s/ 1. N either of two rounded bony projections of the tibia and fibula on the sides of each ankle joint 踝 返回 malleolus劍橋詞典one of either of the inner or outer bones of the ankle 腳踝 a malleolar fracture 踝骨骨折 返回 malleolus