我妹妹在学校上有一些困难的翻译：My sister there are difficulties in school 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

My sister has some difficulties in school

My sister there are difficulties in school

My younger sister has some difficulties on the school

My sister in the school, there are a number of difficulties

My sister there are difficulties in school