mistaken是mistake的过去式。mistake的意思是错误、误会，复数形式是mistakes.
例句：
I tippexed out the mistakes.
我用修正液涂改了错误。
I keep making the same mistakes.
我总是犯同样的错误。
Her work is full of silly mistakes.
她满篇都是愚蠢的错误。
Her essay is full of spelling mistakes.
她的文章到处都是拼写错误。
I'm sure she'll learn from her mistakes.
我肯定她会从错误中吸取教训。
Spelling mistakes are circled in red ink.
拼写错误都用红笔圈了出来。
There are too many mistakes in this essay.
这篇文章错误太多。
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