As a Noun:
1. A person who is learning how to do some practical skill such as driving a car or fixing a car in a 'hands-on' way (ie by practical experience). English = learner, trainee.
2. Regular training or exercise in something which enables you to do it better. English = practice.
As a Verb or Adjective:
1. To obtain knowledge of the facts or gain the skill to do something as a result of studying and especially training (ie through practical experience). English = learn.
2. To keep on doing something regularly in order to be able to do it better. English = practise.