certainty的所有形式

复数:certainties

n.确实的事;必然的事;确信;确实;确定性

I can't say with any certainty where I'll be next week.

我根本不知道我下周会在什么地方。

There is no certainty that the president's removal would end the civil war.

总统的下台是否会结束内战现在还很难说。