音标:[.ʌn'sә:tn] ; 柯林斯词典等级:2 级; 牛津三千核心词汇;
a. 不确定的, 无常的, 不确信的, 不可预测的
[法] 不确定的, 未定的, 不确信的
a. lacking or indicating lack of confidence or assurance
a. not established beyond doubt; still undecided or unknown
a. not certain to occur; not inevitable
s. not consistent or dependable

考试类型:[高考/四级/六级]
词性分布:
形容词100%

uncertain的用法和样例:

例句

用作形容词(adj.)
  1. Life on earth is short and uncertain.地面上的生命是短暂而不确定的。
  2. I'm uncertain whether to go or not.我不能肯定去还是不去。
  3. It seems uncertain why he lost the election.他落选的原因似乎并不清楚。
  4. I told him what I thought of him in no uncertain terms!我毫不含糊地把我对他的看法告诉了他。
  5. This is a very uncertain time for the global economy.当前全球经济正面临一个极不稳定的时期。
  6. The uncertain weather delayed our departure.天气变换莫测,延误了我们启程。

词汇搭配

  • in no uncertain terms用十分明确的言词...
  • uncertain of对 ... 不确知...
  • uncertain about对 ... 不确知的...
  • be uncertain about对 ... 不确定...
  • be uncertain of不能确定
  • uncertain knowledge不确定知识
  • uncertain relation不定关系
  • market uncertain市场涨落不定...
  • uncertain system不确定系统
  • uncertain inference不确定性推理...
  • uncertain prognosis预后难定
  • uncertain rate不确定汇率
  • uncertain reasoning不确定推理
  • uncertain region不可辨区, 不确定区...

经典引文

  • A duty of very uncertain extent.

    出自:S. Johnson
  • There is nothing so uncertain as..human destiny.

    出自:J. McCosh
  • He was a man of uncertain temper and one could not..guess how he would react.

    出自:R. K. Narayan
【近义词】
【反义词】

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