A long way to go
In Chinese idioms, Pinyin is C í w ē izh ǐ Yu ǎ n, meaning that the words are obscure and the meaning is far-reaching. It comes from the biography of Liu Zhilin in the book of Liang.
The origin of Idioms
"The spring and Autumn Annals, written by the province, is more meaningful than the book of events, and has a far-reaching meaning."
Idiom usage
As a predicate or attributive; used in speech or writing, etc
A long way to go
have a caustic and flippant tongue - jiān zuǐ bó shé