dollars to donuts
几乎可以肯定地
口语·表示非常肯定或确信
英文释义
an expression used to indicate absolute certainty or confidence in a prediction or outcome, often used when comparing two unequal things
例句
It's dollars to donuts that he'll be late again for the meeting.
典故来源
源自19世纪美国,当时美元价值远高于甜甜圈,用这种不对等的比较来表示某事几乎确定无疑。