我认为数学很难
I think mathematics is very difficult
以上为机器翻译结果，长、整句建议使用 人工翻译 。
数学很有难度，可以充分展示自己的智慧， 一些人认为它是很难的，但是我认为它是令人感兴趣的。
Mathematics is very difficult, you can fully display their wisdom, Some people think it's difficult, but I think it's interesting.
youdao
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