unnecessaryKK [əˋnnɛsəˏsɛri] /əˈnnɛsəˌsɛɹi/形容詞1不必要的、多餘的、無謂的We cut all unnecessary costs to keep the project alive.我們刪掉所有不必要的開支,讓這個專案能繼續進行。2沒必要的、多此一舉的指言行That comment about her weight was completely unnecessary.那句評論她體重的話真的完全沒必要。