资料来源 : pyDict
不确定,不可靠,半信半疑
资料来源 : Webster's Revised Unabridged Dictionary (1913)
Uncertainty \Un*cer"tain*ty\, n.; pl. {Uncertainties}.
1. The quality or state of being uncertain.
2. That which is uncertain; something unknown.
Our shepherd's case is every man's case that quits a
moral certainty for an uncertainty. --L'Estrange.
资料来源 : WordNet®
uncertainty
n 1: being unsettled or in doubt; "the uncertainty of the
outcome" [syn: {uncertainness}] [ant: {certainty}]
2: the state of being unsure of something [syn: {doubt}, {incertitude},
{dubiety}, {doubtfulness}, {dubiousness}] [ant: {certainty}]