zhè gè / wèn tí / duì / wǒ / lái shuō / yī tuán qī hēi / wǒ / xū yào / nǐ / jiě shì / qīng chǔ

这个问题对我来说一团漆黑，我需要你解释清楚。

This problem is a complete mystery to me; I need you to explain it clearly.