单词	trajectory
释义	Trajectory The path of an object with mass, such as a kicked ball. Also called "flight path".
随便看	quadrant (graph) quadratic quadratic equation quadrilateral quadrillion qualitative data quantitative data quantity quantum quart quarter quarterly quartiles quaternary quinary quintillion quotient radian radical radicand radius radius (polygon) radix random random sample

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。