bumper stickerWiktionary 原文构词拆分bumper词根/词干+sticker词根/词干词源说明From bumper + sticker.释义（英文）名词 Noun(US) An adhesive label or decal, usually applied to the bumper or back end of an automobile, and displaying a short political, promotional, philosophical, or humorous message.(US, figurative) Canned insight; a slogan or saying that is trite or superficial.