推薦perseverance?(n.名詞）這個詞，即含有“忍耐”又含有“堅持”的含義，
詞典中釋義為“堅持不懈；不屈不撓、耐性、毅力”等，
（英英詞典釋義：Perseverance?is the quality of continuing with something even though it is difficult. 堅持不懈）”
《21世紀大英漢詞典》例句：
Perseverance?is?a?quality?that behoves in a?scientist.?
堅忍不拔是科學家應當具備的品質。
該詞的動詞是persevere?vi.堅持；不屈不撓；堅忍：
If you persevere with the work, you'll succeed in the end.
妳如果把工作堅持下去，最終會取得成功的。
希望能幫到妳！