?作了错误的估计

... beat a dead horse 重提早已解决了的问题,炒... bet on the wrong horse 作了错误的估计... clothes horse 晒衣架 ...

?对

... bet one's bottom dollar on somebody 对……孤注一掷 bet on the wrong horse 对…… 做出了错误的判断 I bet 我肯定，我断言 ...

?下错了赌注

... bet on就…打赌 bet on the wrong horse下错了赌注,判断错误 bet with sb与某人打赌 ...

?希望落空

... be taken aback吃一惊，吓一跳 bet on the wrong horse希望落空，做了错误估计 betodate过时的 ...