the science of numbers and shapes. Branches of mathematics include arithmetic , algebra , geometry and trigonometry .
- 关于数字和图形的科学（the science of numbers and shapes）
- 数学的分支包括算术、代数、几何和三角学（Branches of mathematics include arithmetic , algebra , geometry and trigonometry .）
转发、关注可私信获取“高清版脑图文件”根据艾宾浩斯记忆原理，请复习单词：人教精通版小学《英语》
