the phrase 'has been' is a verb phrase made up of the present perfect verb 'has' and the past participle verb 'been.'
it is used to describe actions that have been completed in past times at or before the present in the context of temporal situations. This verb phrase indicate that a certain action has been performed by the subject, but does not emphasize the period of time when the action was completed.
He has been a golf player since 2002.
She has been studying for hours.
when using this phrase, pay attention to the verb tense of the sentence and ensure that 'has been' is accompanied by an appropriate verb to form a complete thought.