verb🔗Share使迟钝，减弱。 To render dull; to remove or blunt an edge or something that was sharp."Years of misuse have dulled the tools."多年的滥用使这些工具变得迟钝了。actionqualityChat with AIVocabulary GamePractice Reading
verb🔗Share使迟钝，减弱，麻痹。 To soften, moderate or blunt; to make dull, stupid, or sluggish; to stupefy."He drinks to dull the pain."他喝酒是为了麻痹痛苦。mindphysiologybodyChat with AIVocabulary GamePractice Reading
verb🔗Share变钝, 变得不锋利 To lose a sharp edge; to become dull."A razor will dull with use."剃须刀用久了会变钝。qualityconditionChat with AIVocabulary GamePractice Reading
verb🔗Share使黯淡，使失去光泽，玷污。 To render dim or obscure; to sully; to tarnish."The constant repetition of the same math problems dulls my enthusiasm for studying. "重复不断地做同样的数学题，让我的学习热情都变得黯淡了。appearanceconditionChat with AIVocabulary GamePractice Reading
