在英汉两种语言中，委婉语（euphemism）是一种使用最为普遍的修辞手法。它的特点是把原来显得粗鲁或令人不快的话语换成婉转、含蓄的说法表达出来，使人易于理解和接受。委婉语不仅用于议论、叙事、诗歌、戏剧等各种书卷语体，而且广泛用于谚语、成语、广告语、宣传语、商标语 Euphemism is the most commonly used rhetorical device in both English and Chinese. It is characterized by the original rude or unpleasant discourse into tactful, subtle statement expressed that makes it easy to understand and accept. Euphemism is not only used in various book style such as argument, narration, poetry and drama, but also widely used in proverbs, idioms, advertising language, propaganda language, trademark language