区别就是两者意思都可以表示渔夫,具体的不同如下

fisher中文意思是n. 渔夫食鱼貂

Turning around, the fisher folk saw Pinocchio dive into the sea and heard him cry out, "I'll save him!"渔夫们转过身来,看见皮诺乔跳进海里,听到他大叫:“我要救他!”

fishman中文意思是n. (Fishman)人名(英、俄、西)菲什曼