indefatigable
英 [,?nd?'f?t?g?b(?)l]
美[,?nd?'f?t?ɡ?bl]
- adj. 不知疲倦的；不屈不撓的；有耐性的
英英釋意
- 1. showing sustained enthusiastic action with unflagging vitality;
- "an indefatigable advocate of equal rights"
- "a tireless worker"
- "unflagging pursuit of excellence"