obduracy
n. 冷酷無情,頑固,執拗
If you accuse someone of obduracy, you think their refusal to change their decision or opinion is unreasonable.
MPs have accused the government of obduracy and called on ministers to reverse their decision.
議員指責政府頑固不化,呼籲部長們改變決定。
1. resoluteness by virtue of being unyielding and inflexible