[mass noun]firm conviction that something is the case 确信,坚信 she knew with absolute certainty that they were dead. 她绝对确信他们死了。 ■the quality of being reliably true 确实性;无疑,肯定 there is a bewildering lack of certainty and clarity in the law. 法律中存在着令人困惑的不肯定和不清楚的内容。 ■a general air of confidence 自信的神态 a man exuding certainty. 一位显露自信的男子。 ■[count noun]a fact that is definitely true or an event that is definitely going to take place 确定的事实;必然发生的事 the passing of the act made a general election a certainty. 法案的通过使大选成为必然。 ■[count noun]a thing or person that may be relied on in a specified context or to do something specified 靠得住的事物(或人);被确信能做成某事的人(或物) he was expected to be a certainty for a gold medal. 他被认为可稳得金牌。
常用词组 for a certainty
beyond the possibility of doubt 确定无疑地
语源
Middle English: from Old French certainete, from certain (see certain)