1、He writes reconditely, often using complex metaphors and obscure references.
他写作晦涩难懂，常常使用复杂的比喻和晦涩难懂的引用。
2、The professor explained the topic reconditely, leaving the students confused and struggling to understand.
教授用深奥难懂的方式解释这个话题，让学生们感到困惑，难以理解。