| 单词 | obsolescent |
| 释义 | Word Frequency obsolescent(ˌɒbsəˈlɛsənt) adjective becoming obsolete or out of date Derived forms obsolescence (ˌobsoˈlescence) noun obsolescently (ˌobsoˈlescently) adverb Word origin C18: from Latin obsolescere; see obsolete |
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