bullheaded

adj.顽固的,顽强的

固执的；顽固的；坚决的；傻瓜；（美国俚语）发疯的；（美国俚语）精力充沛的；（美国俚语）强韧的；（美国俚语）非常的

形容词

1. Despite everyone's advice, John remained bullheaded and refused to change his decision.

尽管众人都给出建议，约翰仍然固执己见，拒绝改变他的决定。

2. She's so bullheaded that she never admits when she's wrong.

她非常顽固，从不承认自己的错误。