| 单词 | unproficiency |
| 释义 | Definition of unproficiency in English:unproficiencynoun (ˌ)ʌnprəˈfɪʃnsi
OriginEarly 17th century (in an earlier sense). From un- + proficiency, after unproficient. Definition of unproficiency in US English:unproficiencynoun(ˌ)ʌnprəˈfɪʃnsi
OriginEarly 17th century (in an earlier sense). From un- + proficiency, after unproficient. |
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