You are going through a lot these days, I know you are going to get over this.

You can combine the “you” and “are” to make it shorter and just say “you’re”

I haven't used a traslator.

I translator

You are going through a lot these days, I know you are going to get over this.

I think at least some grammarians would suggest a semi-colon here, instead of a comma. A conjunction would also work, e.g. "...days , but I know..."

I haven't used a translator.