obsolescenceKK [ˏɑbsəˋlɛsəns] /ˌɑbsəˈlɛsəns/發音名詞1過時、淘汰、汰舊Rapid advances in technology hasten the obsolescence of older devices.科技快速進步,加速了舊型裝置的淘汰。2計畫性汰舊、刻意淘汰多指 planned obsolescenceCritics accuse manufacturers of designing built-in obsolescence into their phones.批評者指責製造商刻意讓手機內建汰舊機制。3廢棄、報廢商業The company wrote off millions due to inventory obsolescence.該公司因庫存報廢而打消了數百萬元的損失。