- 一窥堂奥 yīkuītáng'ào to get a glimpse intoTo gain a glimpse into the profound mysteries or deep inner workings of something; to get an inside look at a complex subject or field.
- 深入堂奥 shēnrùtáng'ào to gain a deep understandingto enter into the profound mysteries of a subject; to reach a level of deep understanding or appreciation of a work of art or field of study