相关单词同义词sector, orthant, 近义词 quarter-circle [数]四分之一圆周...临近词Quadt, quad, quadriceps sparing, quadrature portion, quadritubercularis, quadrilateralprism, quadripole network, quadrature of conic, quadruped mechanism, quadrangular lobule, quadrangular number, quadrilateral grids相似词quad, quad bike, quadcopter, quadrangular, quadraphonic, quadrate, quadratic equation, quadratus, 返回 quadrant