(of a person) excessively or ingratiatingly flattering; oily (人)甜言蜜语的;油腔滑调的;过度谄媚的 he seemed anxious to please but not in an unctuous way. 他似乎很想让人高兴,但并不是讨好巴结。
(chiefly of minerals) having a greasy or soapy feel (尤指矿物)油性的,油质的
派生 unctuously adverb unctuousness noun 语源
late Middle English (in the sense 'greasy'): from medieval Latin unctuosus, from Latin unctus 'anointing', from unguere 'anoint'