Noun:being unsettled or in doubt or dependent on chance;
"the uncertainty of the outcome""the precariousness of his income"
the state of being unsure of something
uncertainty的用法和样例:
例句
用作名词(n.)The uncertainty is unbearable!事情定不下来真让人难以忍受!There was a note of uncertainty in his voice.他的话带有不确定的调子。The only uncertainty now is the time.现在唯一不确定的就是时间。They lived in the uncertainty on the dole.他们依靠救济金的生活不安定。Man lives in a world of uncertainty.人类生活在一个变化多端的世界上。