每次均按所学课程的学分数交纳学费。的翻译：On each occasion by the courses learn fractional pay school fees. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Each course of study according to the credits to pay tuition.

On each occasion by the courses learn fractional pay school fees.

Each time presses studies the curriculum the school grades number paying school expense.

Each course of study at the school score pay my tuition fees.

On each occasion by the courses learn fractional pay school fees.