单词	unirational variety
释义
随便看	secant line of a circle secant line of a sphere secant method secant method secant plane of a sphere secant theorem of a circle seccedent,consequent sech-squared distribution secondary vector second average second axiom of countability second boundary value problem second brocard triangle second category set second category set second category set second change of ring theorem second characterization of congruence on an inverse semigroup second class relation of inverse trigonometric functions second cohomology group second conjugate function second cosine theorem second cosmic velocity second countable space second decomposition theorem of dimension

数学辞典收录了63749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。