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uncertain

英 [ʌn'sɜːt(ə)n; -tɪn] 美[ʌn'sɝtn]

英语单词uncertain

英英释义同义词辨析词组搭配考试真题实用场景例句

近义词changeable speculative insecure precarious unsure doubtful unpredictable

反义词certain

adj. 无常的；含糊的；靠不住的；迟疑不决的

TEM4CET4CET6中低频词常用词汇

词态变化

比较级: more uncertain;最高级: most uncertain;

英文词源

uncertain (adj.): c. 1300, "of indeterminate time or occurrence," from un- (1) "not" + certain (adj.). Meaning "not fully confident" is recorded from late 14c. (implied in uncertainty). Related: Uncertainly.

双语例句

1. Students all over the country are facing an uncertain future.: 全国各地学生前途未卜。

2. The sandbank was uncertain, like quicksand under his feet.: 那个沙坝并不稳固，他脚下如同踩着流沙一般。

3. For a minute he looked uncertain, and then recovered his composure.: 有一小会儿他看上去有些迟疑不定，之后又恢复了镇定。

4. The future for manned space flight is looking increasingly uncertain.: 载人宇宙飞行的前景看上去充满了越来越多的变数。

5. He stopped, uncertain how to put the question tactfully.: 他停顿下来，犹豫着该如何巧妙地提出那个问题。