The instructions on the box are very confusing.

　　盒子上的使用說明令人費解。

　　Its story-within-a-story method of narration is confusing.

　　它那故事里套故事的敘述方法令人迷惑。

　　It is arguable that giving too much detail may actually be confusing.

　　過分詳細反而使人糊涂的說法是有道理的。