单词	rational expression
释义	Rational Expression The ratio of two polynomials. It is "Rational" because one is divided by the other, like a ratio. Note: the polynomial we divide by cannot be zero. See: Polynomial
随便看	deca- decade decagon decahedron deci- decimal decimal fraction decimal number decimal number system decimal point decompose decrease deduct deductible definite integral degree (accuracy) degree (algebra) degree (angles) degree (temperature) denominator density dependent event dependent variable deposit depth

数学辞典收录了1200条数学词条，基本涵盖了常用数学知识及数学英语单词词组的翻译及用法，是数学学习的有利工具。