adjective🔗Share油腻，滑腻。 (of a liquid or substance) Oily or greasy."The mechanic applied an unctuous lubricant to the rusty gears to make them move smoothly. "那个机械师在生锈的齿轮上涂了一种油腻的润滑剂，使它们转动得更顺畅。substancematerialChat with AIVocabulary GamePractice Reading
adjective🔗Share醇厚，肥润。 (of a wine, coffee, sauce, gravy etc.) Rich, lush, intense, with layers of concentrated, soft, velvety flavor."The chef described the gravy as unctuous, praising its deep, layered flavor and velvety texture. "厨师形容那肉汁醇厚肥润，称赞它味道浓郁，层次丰富，口感如天鹅绒般丝滑。fooddrinkqualityChat with AIVocabulary GamePractice Reading
adjective🔗Share油腔滑调，虚情假意。 (by extension, of a person) Profusely polite, especially unpleasantly so and insincerely earnest."The car salesman's unctuous tone, full of compliments and false concern, made us suspicious of his offer. "那个汽车销售员油腔滑调的语气，满是恭维和虚假的关心，让我们对他的报价产生了怀疑。characterattitudepersonstylenegativeChat with AIVocabulary GamePractice Reading
