隐性广告 yǐnxìngguǎnggào product placement Origin Definitions Defs Strokes Stroke Words Sentences Sents 隐性 隱性 yǐnxìng adjective hidden not showing on the surface; latent or covert; difficult to notice广告 廣告 guǎnggào noun advertisement commercial or advertisement; means of introducing products, services, or entertainment programs to the public through various media