stubbornly
adv. （人）固执地，倔强地；难以去除（对付，使用）地
例句
Unemployment remains stubbornly high.
失业率居高不下。
《牛津词典》
She stubbornly refuses to admit the truth.
她顽固地拒不承认事实。
Some interest rates have remained stubbornly high.
一些利率仍然一直居高不下。
《柯林斯英汉双解大词典》
