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    首页/CEFR/C1/Vocabulary/US/uncertainty ·noun/uncertainty ·noun

关于他是否会参加活动,存在很多不确定性。

There was a lot of ___uncertainty about whether or not he would attend the event.

生活充满了不确定因素。

Life is full of ___uncertainties.

基本商品的短缺使我们的生活充满了不确定性。

Shortages of basic goods have made our lives full of ___uncertainty.

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