As master craft workers, they imparted the knowledge of their trades to apprentices and journeymen.
作为手艺大师，他们把他们行业的知识传授给学徒和学徒期满的职工。
2
As you probably know, many of the world's great paintings were done by teams: the master did the design and painted key parts; the remainder was assigned to journeymen and apprentices.