Subtle
Subtle, Chinese idioms, Pinyin is Qi á nxi ā om ò Hu à, meaning refers to the implicit elimination. It comes from the political preface of the official communique to the county Bo Gu Yu Shao.
The origin of Idioms
Wu Chengen of the Ming Dynasty wrote the political preface to the official communique for the county Bo Gu Yu Shao: "the subtle ones can't be enumerated."
Idiom usage
As a predicate or attribute; used of things, etc.
Subtle
act with courage and determination - hē fó mà zǔ
use one 's position to get even with another person for a private grudge - gōng bào sī chóu