一本数学课本英文称为 "a mathematics textbook". "Textbook" 来自英语中的 "text" 和 "book"，意思是教科书。"Mathematics" 是英语中的数学。
一些英文例句及其中文翻译如下：
"I need to buy a new mathematics textbook for my class." (我需要买一本新的数学课本来上课。)
"This mathematics textbook is very well-written and easy to understand." (这本数学课本写得很好，很容易理解。)
"The teacher assigned several problems from the mathematics textbook for homework." (老师布置了几道数学课本上的作业题。)