柯林斯詞典trinomial /tra??n??m??l/ 1. ADJ consisting of or relating to three terms 三項(xiàng)式的[maths] 2. N a polynomial consisting of three terms, such as ax2 + bx + c 三項(xiàng)式[maths] 返回 trinomial劍橋詞典a mathematical statement with three numbers or variables (= mathematical symbols ) （數(shù)學(xué)的）三項(xiàng)式 返回 trinomial