extraneousKK [ɛkˋstreniəs] /ɛkˈstɹeɪniəs/發音形容詞1無關的、不相干的Please delete any extraneous details from your report.請把報告裡不相干的細節刪掉。2多餘的、非必要的We cut extraneous costs to keep the budget under control.我們刪減多餘的開支,以控制預算。3外來的、外部的正式The sensor must be shielded from extraneous noise and vibration.這個感測器必須隔絕外來的噪音與震動。