数学主题用英语怎么说写

数学主题用英语可以说作 "mathematics subject" 或者 "mathematical topic". 这个词的来源是源自拉丁文 "mathematicus", 其中 "mathe-" 来自 "mathēsis"，意思是 "学习" 或 "科学", 而 "-maticus" 来自 "māthēma", 意思是 "科学原理" 或 "知识".
下面是一些例句：
"I'm majoring in mathematics because I enjoy studying the subject." (我主修数学，因为我喜欢学习这个学科。)
"The professor is discussing a complex mathematical topic in his lecture." (教授在讲座中讨论一个复杂的数学主题。)
"My math homework this week is focused on trigonometry, a branch of mathematics that deals with triangles." (我这周的数学作业是关于三角函数的，这是一个处理三角形的数学分支。)