如解不出的一些数学难题、物理难题和记不住英语单词的翻译：If solutions are not out of some mathematical problems, physical challenges, and can be difficult to remember English words 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

If no solution of some mathematical problems, physical problems and can not remember the English word

If solutions are not out of some mathematical problems, physical challenges, and can be difficult to remember English words

If cannot solve some mathematics difficult problem, the physical difficult problem and cannot remember English word

If not resolved some of the mathematical problems, physical problems and cannot remember English words

If solutions are not out of some mathematical problems, physical challenges, and can be difficult to remember English words