查词语
◎ 跖骨 zhígǔ(1) [metatarsal bone]∶跗骨与后肢各趾骨间的骨,在陆生脊椎动物中相当于手或前爪的掌骨(2) [cannon bone]∶掌骨
1.metatarsal bones; ossametatarsalia
