烏有 成語內容目錄LiteratureRef. wordsPrint FontSmallMediumLarge Back to search results Idiom烏有(子虛烏有) Source 漢語成語考釋詞典 Literature南朝梁.蕭統〈答湘東王求文集及詩苑英華書〉(據嚴可均輯《全梁文.卷二○》引) Ref. words子虛烏有 Appendix二字成語資料表