至于治疗时间的长度，这是一个学术性的问题，教科书上也没有一个硬性的标准。的翻译：As for the length of treatment time, this is an academic problem, textbook nor a rigid standard. 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

The length of treatment time, which is an academic issue, not a textbook on the rigid standards.

As for the length of treatment time, this is an academic problem, textbook nor a rigid standard.

As for treatment time length, this is an academic question, in the textbook also does not have a rigid standard.

false

As for the length of treatment time, this is an academic problem, textbook nor a rigid standard.