I can't understand this business.とは 意味・読み方・使い方

This is above me.

This work is beyond my grasp.

I can't understand this business.

I can't possibly agree.

The problem is above [beyond] my comprehension.

The matter is above my apprehension.

The situation is beyond my grasp.

I can't understand this at all.

The problem is beyond my grasp.

I can't understand that problem.

I cannot understand this writing.

I simply don't understand this.

I cannot comprehend this phrase.

I can't understand it.

I cannot understand classes.

I can't make head nor tail of it.

I can't make it out.

It will be difficult for you to comprehend this debate.

I cannot understand about these in detail.

I don't understand the nuance of this.

I don't understand that.

This technical journal is above me.

I cannot quite understand that.

I don't understand what this means.

I don't understand how to do it.

I'm not too clear about that point.

I can't really understand that.

I haven't understood that very well.

I can't make out the meaning of this sentence.

I don't understand the thing that is the human agency or that makes human behavior.