remain perplexed despite much thought
Chinese idiom, Pinyin is B ǎ is ī m ò Ji ě, which means to describe repeated thinking can not understand. From notes of Yuewei thatched cottage.
Analysis of Idioms
It's hard to understand
Idiom usage
It's hard to understand. Zou Taofen's contribution to Literature and art since the Anti Japanese War
The origin of Idioms
Ji Yun's notes of Yuewei thatched cottage in Qing Dynasty (Volume 13): "I really can't think about it."
remain perplexed despite much thought
Virtue is simple but practice is weak - dé qiǎn xíng báo