i knew i had made a mistake
我知道我犯了一个错误
以上为机器翻译结果，长、整句建议使用 人工翻译 。
I knew I had made a mistake.
我知道自己犯了个错误。
youdao
Directly I had done it, I knew I had made a mistake.
我刚做完这件事，就知道出错了。
Directly I had spoken it I knew I had made a mistake.
我刚说出口，就知道自己犯了个错误。
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