professional；专业的; 专业性的; 职业的; n.专业人士
worker；工人，员工; 劳动者; [虫]工蜂，工蚁;
professional worker；自由职业者;职业工作者；专业工作者
例句；1. I believe that I will make a professional worker for haman resource.我相信我会成为人力资源管理的专业人士.
2. As a professional worker working at bankruptcy first lines, the author personally experienced an embarrassing situation.作者位于破产工作一线, 耳闻目睹了我国现行企业破产法在实施过程中遭遇的尴尬与使命***存的现状.