obsolescenceKK [ˏɑbsəˋlɛsəns] /ˌɑbsəˈlɛsəns/发音名词1过时、淘汰、汰旧Rapid advances in technology hasten the obsolescence of older devices.科技快速进步,加速了旧型装置的淘汰。2计划性汰旧、刻意淘汰多指 planned obsolescenceCritics accuse manufacturers of designing built-in obsolescence into their phones.批评者指责制造商刻意让手机内建汰旧机制。3废弃、报废商业The company wrote off millions due to inventory obsolescence.该公司因库存报废而打消了数百万元的损失。用这个字练口说→