1uncertain (about/of sth) not sure; not able to decide 不肯定的;不能决定的:
She was still uncertain of his true feelings for her.她仍然不能肯定他对自己的真实感受如何。
2 not known exactly or not decided 不确知的;未决定的:
He's lost his job and his future seems very uncertain.他失业了,前途看来很不明朗。 [OPP] certain 反义词为certain➔uncertainlyadv➔uncertaintynoun [C,U] (pluraluncertainties)
Today's decision will put an end to all the uncertainty.今天的决定将把所有不明朗的因素来个了结。 [OPP] certainty 反义词为certainty
uncertain/ʌnˋsɝtṇ; ʌnˈsɜːtn/adj 1 [not before noun 不用于名词前] feeling doubt about something [ unsure ] 不确定的﹐无把握的: +whether/how/what etc She was uncertain whether she would recognize him. 她不敢肯定自己能不能认出他来。+about/of I was uncertain about what to do next. 我拿不定主意接下来该怎么办。2 not clear, definite, or decided [ unclear ] 不清楚的﹔不确定的﹔未决定的: His future with the company is uncertain . 他在公司的前途是个未知数。3 in no uncertain terms if you tell someone something in no uncertain terms, you tell them very clearly without trying to be polite 直截了当地﹐毫不含糊地—uncertainty n [C,U] —uncertainly adv
uncertainadjectivenot sure; not decidedsame meaningunsure: I'm uncertain about what to do.an uncertain futureoppositecertain▶ uncertaintyuncertaintyuncertaintiesnoun (pluraluncertainties): This decision should put an end to all the uncertainty.