wandering
It is a Chinese idiom. Pinyin is d à ngy á NGX à D à ng, which means floating. It's from the story of the old man.
The origin of Idioms
The fourth chapter of "the old man's Expositions:" if my sister doesn't see pity, how can I get rid of her soul after her death, so that she doesn't wander around. "
Idiom usage
As a predicate or attributive; unstable
wandering
consider everyone beneath one's notice - mù wú yú zǐ
make constant progress in one's studies - gān tóu rì jìn