单词	cross multiply
释义	Cross Multiply To rewrite an equation from a/b = c/d to ad = bc Example: 2/x = 4/y Can be rewritten as: 2y = 4x
随便看	personal finance perspective peta- phase shift pi pico- pictogram pictograph pie chart | pie graph pint place value plan planar plane plane shape platonic solids plot plus pm point point of sale (pos) point symmetry polar coordinates polygon polygonal number

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。