Read Edit View history 不知疲倦 bùzhīpíjuàn tireless Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 不知疲倦 · bùzhīpíjuàn · tireless 2026/03/04 不知疲倦 bùzhīpíjuàn tireless showing sustained enthusiasm or energy without becoming tired 他不知疲倦地工作，终于完成了这项艰巨的任务。 created sense Mar 4, 2026, 02:25 AM