| 单词 | uncertainties | 
| 释义 | certaintynoun  cer·tain·ty  ˈsər-tᵊn-tē     plural certainties   1   : something that is certain   2   : the quality or state of being certain especially on the basis of evidence   uncertainties nounas in doubtsa feeling or attitude that one does not know the truth, truthfulness, or trustworthiness of someone or something uncertainty about her job prospects has her worried Synonyms & Similar Words Relevance 
 Antonyms & Near Antonyms 
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