quadratics
美 [kwɒ'drætɪks]
英 [kwɒ'drætɪks] 
英汉解释
例句
Experimental Study of the Quadratics Rotary Orthogonal Combination Design was Used Balanced Fertilization to Chinese Chestnut
板栗配套施肥的二次旋转正交优化试验研究
A Brief Account on Four "Quadratics" in Elementary Algebra
浅谈初等代数中的四个“二次”