indomitable

adj.

不屈服的，不气馁的，不可战胜的；

adv.

不屈服地，不气馁地，不可战胜地；

1. He is endowed with indomitable will.
   他有不屈不挠的意志。
2. I really admire her indomitable optimism and can-do spirit.
   我实在佩服她不屈不挠的乐观态度和苦干的精神。

The indomitable Ukuthwala custom
Morse theory indomitable
Chessboard complexes indomitable
Homo invictus: The indomitable species.
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One Small Village of Indomitable Gauls Holds out Asterix Fought Merrily against the Roman Invader. Now He Has Been Enlisted to Help ...
Supervisor self‐disclosure: Balancing the uncontrollable narcissist with the indomitable altruist
Connective Tissue Disorders and Cardiovascular Complications: The Indomitable Role of Transforming Growth Factor-Beta Signaling
Connective tissue disorders and cardiovascular complications: the indomitable role of transforming growth factor-beta signaling.