| 单词 | uncertainty | 
| 释义 | uncertaintynoun  un·cer·tain·ty  ˌən-ˈsər-tᵊn-tē  1   : the quality or state of being uncertain : doubt   2   : something that is uncertain   uncertainty nounas in doubta 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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