我发现这很难预料的翻译：I find it is hard to predict 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

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I found it difficult to predict

I find it is hard to predict

I discovered this very difficult to expect

I have found out that it was difficult to predict

I find it is hard to predict

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