adjective 下载 🔗分享 不知疲倦,孜孜不倦。 Extremely persistent and untiring. Examples : "The indefatigable student studied all night, determined to master the challenging material. " 这位不知疲倦的学生决心掌握这些有难度的知识,所以学习了一整夜。 character ability attitude person 与AI对话词汇游戏阅读练习