SISTÉMĂ s.f. v. sistem.
sistemă , substantiv feminin ;
singular : (nearticulat)sisteme , (articulat)sistemei
plural : (nearticulat) sisteme , (articulat)sistemelor
You must understand what is "Greseala de tipar" ! If you will click on "Greseala de tipar" , you will see that it's only a service where you can advise a mistake . Thats kind of link is present on every word from that vocabulary. you must understand some moment , did't you ?
"Adresa" is "Adress" and this means the full adress where you live ... thats mean the street , apartment number and so one...
See what is means "Locatie" here : http://dexonline.ro/definitie/loca%C8%9Bie ... if that is suitable word for "Locul de trai" , i will change it .. but only after the moderators will aprove it.
About languages , i will write a PM for you...