| 单词 | unproductive |
| 释义 | Word Frequency unproductive(ˌʌnprəˈdʌktɪv) adjective 1. (often foll by of) not productive of (anything) 2. not producing goods and services with exchange value Derived forms unproductively (ˌunproˈductively) adverb unproductiveness (ˌunproˈductiveness) or unproductivity (unˌproducˈtivity) noun |
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