Bullhead bed

例句：

1. 1. The bullheaded owner insisted on changing the design of the new building.
   固执己见的业主坚持要改变新建筑的设计。
2. 2. The bullheaded manager refused to listen to any suggestions from his subordinates.
   固执的经理拒绝听取下属的任何建议。
3. 3. The bullheaded policymaker believed that only the wealthy should have access to education.
   这个固执的政策制定者认为只有富人才能接受教育。