| 单词 | uncertain |
| 例句 | uncertain adjective 1.•the outcome is uncertain:unknown, debatable, open to question, in doubt, undetermined, unsure, in the balance, up in the air | unpredictable, unforeseeable, incalculable | risky, chancy, dicey | informal iffy. ANT predictable, settled. 2.•its origin is uncertain:vague, unclear, fuzzy, ambiguous, unknown, unascertainable, obscure, arcane. 3.•uncertain weather:changeable, variable, irregular, unpredictable, unreliable, unsettled, erratic, fluctuating. 4.•Ed was uncertain about what to do:unsure, doubtful, dubious, undecided, irresolute, hesitant, blowing hot and cold, vacillating, vague, unclear, ambivalent, of two minds. ANT sure. 5.•an uncertain smile:hesitant, tentative, faltering, unsure, unconfident. ANT confident. |
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