pindexpinnigrade./pin-i-greyd/US // ˈpɪn ɪˌgreɪd //凤毛麟角,凤仙花,凤头,凤尾狮Definitionsadj.adjective · 形容词1.›moving by means of finlike parts or flippers, as the seals and walruses.n.noun · 名词1.›a pinnigrade animal.Level 4More words in p →