apprenticeship

n.见习；学徒(期间)

apportion, apportionment, apposite, appositely, appositeness, apposition, appraisal, appraise, appraising, appreciable, appreciably, appreciate, appreciation, appreciative, appreciatively, apprehend, apprehension, apprehensive, apprehensively, apprentice, apprise, apprize, appro, approach, approach to, approachability, approachable, approbation, appropriate, appropriately, appropriateness, appropriation, approval, approve, approve of, approved school, approving, approvingly, approx, approximate,