| 单词 | obsolescence |
| 释义 | obsolescence UK [ˌɒb.sə'les.ənts] US [ˌɑ:b-] noun uncountable ■the quality of being obsolete 荒废；退化 •Mobile phone technology is developing so quickly that many customers are concerned about obsolescence.手机技术发展得如此迅速，以至于许多顾客担心淘汰的问题。 built-in/planned obsolescence ■when a product is intentionally designed and made so that it will not last for a long time （产品）内在的／有计划的淘汰（故意将产品设计得不耐用） |
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