| 单词 | tireless | 
| 释义 | tire·less     (tīrlĭs)adj.   Having or showing a capacity for persistent effort; not tiring or relenting: a tireless advocate; tireless efforts.  tireless·ly adv.  tireless·ness n.  Synonyms: tireless, indefatigable, unflagging, untiring, unwearied, weariless  These adjectives mean having or showing a capacity for persistent or prolonged effort: a tireless worker; an indefatigable advocate of human rights; unflagging pursuit of excellence; untiring energy; an unwearied researcher; a weariless defender of freedom of the press.  | 
	
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