| 单词 | proof positive |
| 释义 | proof positive ˌproof ˈpositive noun [U] ► F0 facts that cannot be doubted: » The strength of reaction to the article is proof positive that this is a very important issue.Thesaurus+: ↑Certainty , ↑Confidence and self-assuranceThesaurus+: ↑Proving and disproving |
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