相关单词近义词 animal 动物, tetrapod 四足动物, creature 生物, quadrupedal 有四脚的, four-footed 四足的反义词bipedal, 两足动物的biped, 两足动物临近词quadra, quad, quadrature waveform, quadtree conversion, quadruplicate genes, quadrinucleate cell, quadrant photodiode, quadrupole matching, quadrivalent cation, quadripole equation, quadraphonic record, quadraphonic system相似词quadrilateral, quadrille, quadrillion, quadriplegic, quadruple, quadruplegic, quadruplet, quaff, 返回 quadruped