If you describe someone or their efforts as tireless, you approve of the fact that they put a lot of hard work into something, and refuse to give up or take a rest.
例句
He was a tireless worker for justice.他是個為了正義不知疲倦地工作的人。...Mother Teresa's tireless efforts to help the poor.德肋撒修女孜孜不倦幫助窮人的努力
英漢詞典釋義
adv.
不知疲倦地
Apart from his intelligence,he was tirelessly industrious.除了很聰穎之外,他還是一個孜孜不倦的勤奮的人。
不屈不撓地;堅忍地
He has crusaded tirelessly for women’s and gay rights.他孜孜不倦地為爭取婦女和同性戀者的權(quán)利而奮斗。