My elder brother is alawyer,he A lawyer is a person who practices law,you can call him an advocate
awesome what does a lawyer do?
The work of a lawyer is quite demanding,involves the practical application of abstract legal theories and knowledge to solve specific individualized problems, 
Ok are the roles different for different countries?
Their role of the lawyer varies greatly across legal jurisdictions, and so it can be treated here in only the most general terms.
ok interesting what more can you tell me
We also have the barristers a type of lawyer  mostly specialise in courtroom advocacy and litigation.
how long does it take to be a trained lawyer
I think approximately 5 years in higher institution and a year in law school,solicitor is a legal practitioner who traditionally deals with most of the legal matters in some jurisdictions.
thanks for all the information