我不知道没来过这里的翻译：I don't know that hadn't come here 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

翻译结果1 翻译结果2 翻译结果3 翻译结果4 翻译结果5

I do not know never been here

I don't know that hadn't come here

I did not know has not come here

I do not know if you haven't been here

I don't know that hadn't come here

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