你犯了一个愚蠢的错误并且输掉了。
我犯了一个错误，一个愚蠢的错误。
今天早上，我犯了一个愚蠢的错误。
一个愚蠢的错误就能给你带来良多麻烦。
One foolish mistake can involve you in a good deal of trouble.
你犯了一个愚蠢的错误。
她犯了一个愚蠢的错误。
很抱歉，我竟然犯了这样一个愚蠢的错误。
我真不敢相信我犯了这么一个愚蠢的错误。
他为犯了这样一个愚蠢的错误而生自己的气。
He was angry with himself for having made such a foolish mistake.
这是一个愚蠢的错误。
当我知道犯了一个愚蠢的错误后，觉得自己像个傻瓜。
When I knew I had made a stupid mistake, I felt like a fool.
这仅仅是一个错误，一个愚蠢的错误，那种人人都可能犯的错误。
It was just an error, a stupid error, the kind anyone could make.
听到他犯了一个愚蠢的错误，我们都觉得好笑。(过去分词作表语)。
该人士还说：“罗伯特把它看作克里斯汀犯的一个极其愚蠢的错误。
The source added: 'Rob sees it as Kristen made a really stupid mistake.
把书辑拼写错是一个很愚蠢的错误。
如果我仔细听的话，就不会犯这样一个的愚蠢错误了。
If only I had listened carefully I wouldn't have made such a foolish mistake.
我犯了一个多么愚蠢的错误啊！
我犯了一个多么愚蠢的错误啊！
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