| 单词 | unofficial |
| 释义 | Word Frequency unofficial(ˌʌnəˈfɪʃəl) adjective 1. not official or formal an unofficial engagement 2. not confirmed officially an unofficial report 3. (of a strike) not approved by the strikers'trade union 4. (of a medicinal drug) not listed in a pharmacopoeia Derived forms unofficially (ˌunofˈficially) adverb |
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