单词	arm of an angle
释义	Arm of an Angle Any of the two lines that form the angle, as shown.
随便看	recursion recursive reduce reflection reflection symmetry reflex angle regrouping regular regular polygon regular polyhedron relative frequency relatively prime remainder remainder theorem rent repeating decimal result retail price revolution rhombus rhs right angle right triangle right-angled triangle rigid

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。