unable to describe
In Chinese, the Pinyin is w ú K à m í ngzhu à ng, which means there is no way to describe it. From flower city.
The origin of Idioms
Flower City, 1981, issue 6: "free! An indescribable sense of relief came to me like a stream of heat. "
Idiom usage
As a predicate or attributive; used in spoken English. I've been admitted to university. I'm in an indescribable mood at the moment.
unable to describe
drift about without any definite trace like running water or duckweed - gěng jì píng zōng
clever talk and an ingratiating manner - qiǎo yán lìng sè