1570s, from Latin obsoletus "grown old, worn out," past participle of obsolescere "fall into disuse," probably from ob "away" (see ob-) + an expanded form of solere "to be used to, be accustomed" (see insolent).
权威例句
1. With technological changes many traditional skills have become obsolete.
随着技术的革新,许多传统技艺已被淘汰。
2. These goods are obsolete and will not fetch much on the market.
这些货品过时了,在市场上卖不了高价.
3. Our service is obsolete, requiring root and branch reform.
我们的服务业已过时, 需要彻底改革.
4. They tried to hammer obsolete ideas into the young people's heads.
他们竭力把陈旧思想灌输给青年.
5. There ought to be a note on this obsolete word.