perseverance

英 [pɜːsɪ'vɪər(ə)ns] 美[,pɝsə'vɪrəns]

• n. 坚持不懈；不屈不挠
• n. 耐性；毅力

1. persistent determination

2. the act of persisting or persevering; continuing or repeating behavior;

"his perseveration continued to the point where it was no longer appropriate"