英语词汇obsolescence怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	obsolescence
释义	ob.so.les.cence HBb7sE5les7[nts, $.B:b- n [U] Built-in/Planned obsolescence is intentionally designing and making a product so that it will not last for a long time. (产品)预设淘汰
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