数学中的求和号用英语怎么写

Sum sign in Mathematics

数学───mathematics;求和───Sum up

He tutors students in mathematics.───他教学生数学。

The core subjects are English, mathematics and science.───必修课程为英语、数学和科学。

I'll help you with your mathematics if you're stuck.───你要是在数学方面遇到困难,我会来帮助你的.

His mathematics are [ is ] not good.───他不善于计算.

Mathematics and astronomy are cognate sciences.───数学和天文学是互相关联的科学.

That student has an aptitude for mathematics.───那个学生有数学方面的天赋.

to sit an examination in mathematics───参加数学考试

Michael may have been a dunce at mathematics, but he was gifted at languages.───迈克尔在数学上可能不太灵光，但在语言方面很有天赋。

It's ironical that the weakest student in mathematics was elected class treasurer.