adj.固执的，死心眼儿的

He's so bullheaded, he won't listen to anyone's advice.
他非常顽固，根本不听别人的建议。
She tried reasoning with her brother, but his bullheadedness only made things worse.
她试图说服哥哥，但他的固执让情况变得更糟。
The CEO's bullheaded approach to business decisions led to several failed ventures.
CEO在商业决策上的顽固导致了几个失败的投资项目。
His father's bullheadedness prevented him from accepting that he needed help.
他父亲的固执让他不肯承认自己需要帮助。
Despite the doctor's warnings, she remained stubbornly bullheaded about her diet.
尽管医生一再警告，她还是顽固地坚持自己的饮食习惯。
The team leader's bullheadedness was causing a rift among the group.
团队领导的固执正在团队中制造分裂。
The coach had to deal with a few bullheaded players who refused to follow the new strategy.
教练不得不处理几个顽固不化的球员，他们拒绝执行新的战术。
Her parents were as stubborn and bullheaded as ever when it came to her marriage plans.
在她的婚姻计划上，她的父母一如既往地顽固和固执。
His persistence and bullheaded determination eventually paid off, and he achieved his goal.
他的坚持和顽固的决心最终得到了回报，他实现了目标。
The project manager's bullheaded refusal to compromise on deadlines led to missed opportunities.
项目经理顽固地不愿妥协于截止日期，导致错过了许多机会。