SuStel:

> You are thinking in English, not Klingon. 

> net jalchugh means exactly what it says 

> and introduces an irrealis. 

But this is what I don't understand; what does the {net jalchugh} say? "if you are" or "if you were"?

It says if one imagines. The sentence that precedes it is the situation that one might imagine. Since it is imagined, it is not real, thus an irrealis.

-- 
SuStel
http://trimboli.name