上个学期我数学学得很吃力的翻译：Last semester I mathematical learning difficulty 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

Last semester I learned a very difficult mathematical

Last semester I mathematical learning difficulty

The previous semester I mathematics study the have enough to do

last semester I learned a very tough math

Last semester I mathematical learning difficulty